The square root of 123732875166784 is 11123528.
It is a Duffinian number.
It is an unprimeable number.
Almost surely, 2123732875166784 is an apocalyptic number.
123732875166784 is the 11123528-th square number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123732875166784 is an frugal number, since it uses more digits than its factorization.
123732875166784 is an odious number, because the sum of its binary digits is odd.
The spelling of 123732875166784 in words is "one hundred twenty-three trillion, seven hundred thirty-two billion, eight hundred seventy-five million, one hundred sixty-six thousand, seven hundred eighty-four".