Perfect Square
4951764879510255769592266816 is a perfect square (70368777732104 × 70368777732104)
4951764879510255769592266816 is a perfect square (70368777732104 × 70368777732104)
4951764879510255769592266816 is even
Previous even number is 4951764879510255769592266814
Next even number is 4951764879510255769592266818
121417153140872705078763142540920203036569652097431281250039111506734042102840426496
100000000000000000001000000000000000000001000000000000000000000100000000000000000000001000000