Perfect Square
71651465446557450496 is a perfect square (8464718864 × 8464718864)
71651465446557450496 is a perfect square (8464718864 × 8464718864)
71651465446557450496 is even
Previous even number is 71651465446557450494
Next even number is 71651465446557450498
367853787174509090616811331509306718610112940473552979623936
111110001001011101001001000011001010101010001110111000000100000000