Perfect Square
16777215999997902848000000065536000000000000000000000000 is a perfect square (4095999999999744000000000000 × 4095999999999744000000000000)
16777215999997902848000000065536000000000000000000000000 is a perfect square (4095999999999744000000000000 × 4095999999999744000000000000)
10101111 00101001 10001101 00000101 00001110 00101011 10000010 11011100 11000110 11110111 10010001 00011100 10001010 11110011 01011010 11101010 11101101 10100001 00000000 00000000 00000000 00000000 00000000
16777215999997902848000000065536000000000000000000000000 is even
Previous even number is 16777215999997902848000000065535999999999999999999999998
Next even number is 16777215999997902848000000065536000000000000000000000002
4722366482867874326264924159746025105620215809907864141343910568892018402235777305474976710656000000000000000000000000000000000000000000000000000000000000000000000000
281474976710585631255822342597069766655725122093056004294967296000000000000000000000000000000000000000000000000
12745143202416127013346157362107105363265653555020000000000000