Hexpenthexium (Hph)

Hexpenthexium is the systematic name of the theoretical 656e element in the periodic table with a symbol of Hph and atomic number of 656. Hexpenthexium, also known as element 656, has zes­honderd­zes­en­vijftig protons in its nucleus, and zes­honderd­zes­en­vijftig electrons in its shells.