Perfect Square
3988807609251772654890158075415365015227809792004 is a perfect square (1997199942232067223551998 × 1997199942232067223551998)
3988807609251772654890158075415365015227809792004 is a perfect square (1997199942232067223551998 × 1997199942232067223551998)
3988807609251772654890158075415365015227809792004 is even
Previous even number is 3988807609251772654890158075415365015227809792002
Next even number is 3988807609251772654890158075415365015227809792006
63464267077346588099294187688627534406281085157861220317629792929248336451634056717589317142244752735179916497020883474286774431763225022038016064
15910586143624842244191376650609646255552275737253023958679663914940060724997673981452905742336016
101011101010110000010100011011101111111011001001001111100010001000110100111010110000010101001111111110011100110111011111011100111001110001001100100000000000000100