Penttriseptium (Pts)
Penttriseptium is the systematic name of the theoretical 537वाँ element in the periodic table with a symbol of Pts and atomic number of 537. Penttriseptium, also known as element 537, has पाँच सौ सैंतीस protons in its nucleus, and पाँच सौ सैंतीस electrons in its shells.