Power of Two
268 = 295147905179352825856
268 = 295147905179352825856
295147905179352825856 is a perfect square (17179869184 × 17179869184)
295147905179352825856 is even
Previous even number is 295147905179352825854
Next even number is 295147905179352825858
25711008708143844408671393477458601640355247900524685364822016
100000000000000000000000000000000000000000000000000000000000000000000