12715685600836 has 81 divisors (see below), whose sum is σ = 22817460018717. Its totient is φ = 6200397352800.

The previous prime is 12715685600707. The next prime is 12715685600857. The reversal of 12715685600836 is 63800658651721.

The square root of 12715685600836 is 3565906.

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

It can be written as a sum of positive squares in only one way, i.e., 12217080146436 + 498605454400 = 3495294^2 + 706120^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 91479752455 + ... + 91479752593.

Almost surely, 2^{12715685600836} is an apocalyptic number.

12715685600836 is the 3565906-th square number.

It is an amenable number.

12715685600836 is a deficient number, since it is larger than the sum of its proper divisors (10101774417881).

12715685600836 is an equidigital number, since it uses as much as digits as its factorization.

12715685600836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 58.

The spelling of 12715685600836 in words is "twelve trillion, seven hundred fifteen billion, six hundred eighty-five million, six hundred thousand, eight hundred thirty-six".