Septseptseptium (Sss)

Septseptseptium is the systematic name of the theoretical 777ste element in the periodic table with a symbol of Sss and atomic number of 777. Septseptseptium, also known as element 777, has sewehonderd sewe-en-sewentig protons in its nucleus, and sewehonderd sewe-en-sewentig electrons in its shells.