Pentpentquadium (Ppq)

Pentpentquadium is the systematic name of the theoretical 554º element in the periodic table with a symbol of Ppq and atomic number of 554. Pentpentquadium, also known as element 554, has cinque­cento­cinquanta­quattro protons in its nucleus, and cinque­cento­cinquanta­quattro electrons in its shells.