Perfect Square
3988807609251772654890174053014902871765598208004 is a perfect square (1997199942232067223552002 × 1997199942232067223552002)
3988807609251772654890174053014902871765598208004 is a perfect square (1997199942232067223552002 × 1997199942232067223552002)
3988807609251772654890174053014902871765598208004 is even
Previous even number is 3988807609251772654890174053014902871765598208002
Next even number is 3988807609251772654890174053014902871765598208006
63464267077346588099294950327548980627020716219487129686806039692550412996875631205296645436417574037600587274838898835502427224163573395881984064
15910586143624842244191504113750874615080546232860511566847687986395777304673570175066936049664016
101011101010110000010100011011101111111011001001001111100010001000110100111011100101001100101000110100111101001000000001111110101000001110110011100000000000000100