Perfect Square
766217865410400390625 is a perfect square (27680640625 × 27680640625)
766217865410400390625 is a perfect square (27680640625 × 27680640625)
766217865410400390625 is odd
Previous odd number is 766217865410400390623
Next odd number is 766217865410400390627
1010011000100101101000101100001111111010011000111110101000110111100001
449838706595920268383246045223312879694276489317417144775390625