131997062596 has 27 divisors (see below), whose sum is σ = 268718660847. Its totient is φ = 56567989800.

The previous prime is 131997062567. The next prime is 131997062641. The reversal of 131997062596 is 695260799131.

It is a happy number.

The square root of 131997062596 is 363314.

It is a perfect power (a square), and thus also a powerful number.

It is a self number, because there is not a number n which added to its sum of digits gives 131997062596.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5073421 + ... + 5099371.

Almost surely, 2^131997062596 is an apocalyptic number.

131997062596 is the 363314-th square number.

It is an amenable number.

131997062596 is an abundant number, since it is smaller than the sum of its proper divisors (136721598251).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131997062596 is an frugal number, since it uses more digits than its factorization.

131997062596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51920 (or 25960 counting only the distinct ones).

The product of its (nonzero) digits is 5511240, while the sum is 58.

The spelling of 131997062596 in words is "one hundred thirty-one billion, nine hundred ninety-seven million, sixty-two thousand, five hundred ninety-six".