13099006755025 has 9 divisors (see below), whose sum is σ = 16242790815643. Its totient is φ = 10479190927000.

The previous prime is 13099006755011. The next prime is 13099006755047. The reversal of 13099006755025 is 52055760099031.

The square root of 13099006755025 is 3619255.

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., 4715642431809 + 8383364323216 = 2171553^2 + 2895404^2 .

It is not a de Polignac number, because 13099006755025 - 2³⁹ = 12549250941137 is a prime.

It is a Duffinian number.

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, 17734350 + ... + 18458200.

Almost surely, 2^{13099006755025} is an apocalyptic number.

13099006755025 is the 3619255-th square number.

13099006755025 is the 1809628-th centered octagonal number.

It is an amenable number.

13099006755025 is a deficient number, since it is larger than the sum of its proper divisors (3143784060618).

13099006755025 is an frugal number, since it uses more digits than its factorization.

13099006755025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447712 (or 723856 counting only the distinct ones).

The product of its (nonzero) digits is 2551500, while the sum is 52.

The spelling of 13099006755025 in words is "thirteen trillion, ninety-nine billion, six million, seven hundred fifty-five thousand, twenty-five".