Perfect Square
85070591730234615718269699268265640000 is a perfect square (9223372036854775800 × 9223372036854775800)
85070591730234615718269699268265640000 is a perfect square (9223372036854775800 × 9223372036854775800)
85070591730234615718269699268265640000 is even
Previous even number is 85070591730234615718269699268265639998
Next even number is 85070591730234615718269699268265640002
615656346818663734487879447683378849059363721085666149662204180132683346472207278208253948302101294144000000000000
7237005577332262188864779621496271218153323573181962061651173604609600000000
111111111111111111111111111111111111111111111111111111111110000000000000000000000000000000000000000000000000000000000001000000