Hexseptseptium (Hss)
Hexseptseptium is the systematic name of the theoretical 677. element in the periodic table with a symbol of Hss and atomic number of 677. Hexseptseptium, also known as element 677, has sześćset siedemdziesiąt siedem protons in its nucleus, and sześćset siedemdziesiąt siedem electrons in its shells.