Perfect Square
73786976569716113664 is a perfect square (8589934608 × 8589934608)
73786976569716113664 is a perfect square (8589934608 × 8589934608)
73786976569716113664 is even
Previous even number is 73786976569716113662
Next even number is 73786976569716113666
401734515554480619672972963352438309808533581662471212498944
1000000000000000000000000000100000000000000000000000000000100000000