Perfect Square
16777216000000000000000000032768000000000000000000000016 is a perfect square (4096000000000000000000000004 × 4096000000000000000000000004)
16777216000000000000000000032768000000000000000000000016 is a perfect square (4096000000000000000000000004 × 4096000000000000000000000004)
10101111 00101001 10001101 00000101 00001110 01000011 10010101 11010110 10010110 01110000 10110001 10010101 01100000 01001110 11100111 01100110 01110110 11010000 10000000 00000000 00000000 00000000 00010000
16777216000000000000000000032768000000000000000000000016 is even
Previous even number is 16777216000000000000000000032768000000000000000000000014
Next even number is 16777216000000000000000000032768000000000000000000000018
4722366482869645213696000027670116110564327424000000067553994410557440000000000087960930222080000000000000064424509440000000000000000025165824000000000000000000004096
281474976710656000000000001099511627776000000000000001610612736000000000000000001048576000000000000000000000256
12745143202416207127264547026145260116716631666410000000000020