Perfect Square
16419955214362992417225 is a perfect square (128140373085 × 128140373085)
16419955214362992417225 is a perfect square (128140373085 × 128140373085)
16419955214362992417225 is odd
Previous odd number is 16419955214362992417223
Next odd number is 16419955214362992417227
11011110100010000010100111011111101100111111011001001011111001100111001001
4427065063272138243129507962422512921101715733437555218961418265625