Perfect Square
16777216000000000000000000065536000000000000000000000064 is a perfect square (4096000000000000000000000008 × 4096000000000000000000000008)
16777216000000000000000000065536000000000000000000000064 is a perfect square (4096000000000000000000000008 × 4096000000000000000000000008)
10101111 00101001 10001101 00000101 00001110 01000011 10010101 11010110 10010110 01110000 10110001 11111111 01000001 01011100 11001110 11001100 11101101 10100001 00000000 00000000 00000000 00000000 01000000
16777216000000000000000000065536000000000000000000000064 is even
Previous even number is 16777216000000000000000000065536000000000000000000000062
Next even number is 16777216000000000000000000065536000000000000000000000066
4722366482869645213696000055340232221128654848000000270215977642229760000000000703687441776640000000000001030792151040000000000000000805306368000000000000000000262144
281474976710656000000000002199023255552000000000000006442450944000000000000000008388608000000000000000000004096
12745143202416207127264547026177640534635463555020000000000100