Perfect Square
55319580799044681744 is a perfect square (7437713412 × 7437713412)
55319580799044681744 is a perfect square (7437713412 × 7437713412)
55319580799044681744 is even
Previous even number is 55319580799044681742
Next even number is 55319580799044681746
169292080152095056097607632699515921702298835975641589878784
101111111110110110101000011010010000011010100101000000000000010000