13791976200025 has 27 divisors (see below), whose sum is σ = 17398210737981. Its totient is φ = 10845709522080.

The previous prime is 13791976200001. The next prime is 13791976200031. The reversal of 13791976200025 is 52000267919731.

The square root of 13791976200025 is 3713755.

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

It can be written as a sum of positive squares in 4 ways, for example, as 4870906382169 + 8921069817856 = 2207013^2 + 2986816^2 .

It is not a de Polignac number, because 13791976200025 - 2¹⁷ = 13791976068953 is a prime.

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, 1095551431 + ... + 1095564019.

Almost surely, 2^{13791976200025} is an apocalyptic number.

13791976200025 is the 3713755-th square number.

13791976200025 is the 1856878-th centered octagonal number.

It is an amenable number.

13791976200025 is a deficient number, since it is larger than the sum of its proper divisors (3606234537956).

13791976200025 is an frugal number, since it uses more digits than its factorization.

13791976200025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25306 (or 12653 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 52.

The spelling of 13791976200025 in words is "thirteen trillion, seven hundred ninety-one billion, nine hundred seventy-six million, two hundred thousand, twenty-five".