Perfect Square
16777216000002097151999999999999999999995904000000000064 is a perfect square (4096000000000255999999999992 × 4096000000000255999999999992)
16777216000002097151999999999999999999995904000000000064 is a perfect square (4096000000000255999999999992 × 4096000000000255999999999992)
10101111 00101001 10001101 00000101 00001110 01011011 10101000 11010000 01100101 11101001 11010010 00001110 00110101 10101010 01110011 11100001 11110001 01110010 10110101 10101111 00000000 00000000 01000000
16777216000002097151999999999999999999995904000000000064 is even
Previous even number is 16777216000002097151999999999999999999995904000000000062
Next even number is 16777216000002097151999999999999999999995904000000000066
4722366482871416101127076338316064884520383999523033424232067073270187603353667224849860264015164837199868907623546879957050327040003221225471999949668352000000262144
281474976710726368744177668398046511103862561046527984967614464000268435456000016777215999999475712000000004096
12745143202416267243203136472203432652347607613453265700000100