Pentseptseptium (Pss)

Pentseptseptium is the systematic name of the theoretical 577. element in the periodic table with a symbol of Pss and atomic number of 577. Pentseptseptium, also known as element 577, has fünf­hundert­sieben­und­siebzig protons in its nucleus, and fünf­hundert­sieben­und­siebzig electrons in its shells.