Perfect Square
78919168224917939763765313600 is a perfect square (280925556375560 × 280925556375560)
78919168224917939763765313600 is a perfect square (280925556375560 × 280925556375560)
11111111 00000000 01100111 11101010 00000010 10011111 11010000 00000010 00111111 11110000 00000000 01000000
78919168224917939763765313600 is even
Previous even number is 78919168224917939763765313598
Next even number is 78919168224917939763765313602
491527134651881396484559381554819384750914398551150989574471306852466345964179456000000