38 characters in the Egyptian Hieroglyph Format Controls Unicode block.
U+13430EGYPTIAN HIEROGLYPH VERTICAL JOINERU+13431EGYPTIAN HIEROGLYPH HORIZONTAL JOINERU+13432EGYPTIAN HIEROGLYPH INSERT AT TOP STARTU+13433EGYPTIAN HIEROGLYPH INSERT AT BOTTOM STARTU+13434EGYPTIAN HIEROGLYPH INSERT AT TOP ENDU+13435EGYPTIAN HIEROGLYPH INSERT AT BOTTOM ENDU+13436EGYPTIAN HIEROGLYPH OVERLAY MIDDLEU+13437EGYPTIAN HIEROGLYPH BEGIN SEGMENTU+13438EGYPTIAN HIEROGLYPH END SEGMENTU+13439EGYPTIAN HIEROGLYPH INSERT AT MIDDLEU+1343AEGYPTIAN HIEROGLYPH INSERT AT TOPU+1343BEGYPTIAN HIEROGLYPH INSERT AT BOTTOMU+1343CEGYPTIAN HIEROGLYPH BEGIN ENCLOSUREU+1343DEGYPTIAN HIEROGLYPH END ENCLOSUREU+1343EEGYPTIAN HIEROGLYPH BEGIN WALLED ENCLOSUREU+1343FEGYPTIAN HIEROGLYPH END WALLED ENCLOSUREU+13440EGYPTIAN HIEROGLYPH MIRROR HORIZONTALLYU+13441EGYPTIAN HIEROGLYPH FULL BLANKU+13442EGYPTIAN HIEROGLYPH HALF BLANKU+13443EGYPTIAN HIEROGLYPH LOST SIGNU+13444EGYPTIAN HIEROGLYPH HALF LOST SIGNU+13445EGYPTIAN HIEROGLYPH TALL LOST SIGNU+13446EGYPTIAN HIEROGLYPH WIDE LOST SIGNU+13447EGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT TOP STARTU+13448EGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT BOTTOM STARTU+13449EGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT STARTU+1344AEGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT TOP ENDU+1344BEGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT TOPU+1344CEGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT BOTTOM START AND TOP ENDU+1344DEGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT START AND TOPU+1344EEGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT BOTTOM ENDU+1344FEGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT TOP START AND BOTTOM ENDU+13450EGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT BOTTOMU+13451EGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT START AND BOTTOMU+13452EGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT ENDU+13453EGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT TOP AND ENDU+13454EGYPTIAN HIEROGLYPH MODIFIER DAMAGED AT BOTTOM AND ENDU+13455EGYPTIAN HIEROGLYPH MODIFIER DAMAGED