13361172669125 has 16 divisors (see below), whose sum is σ = 16675566745968. Its totient is φ = 10688410408000.

The previous prime is 13361172669029. The next prime is 13361172669151. The reversal of 13361172669125 is 52196627116331.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 5104337081284 + 8256835587841 = 2259278^2 + 2873471^2 .

It is not a de Polignac number, because 13361172669125 - 2³⁸ = 13086294762181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86846 + ... + 5170095.

It is an arithmetic number, because the mean of its divisors is an integer number (1042222921623).

Almost surely, 2^{13361172669125} is an apocalyptic number.

It is an amenable number.

13361172669125 is a deficient number, since it is larger than the sum of its proper divisors (3314394076843).

13361172669125 is an equidigital number, since it uses as much as digits as its factorization.

13361172669125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5277289 (or 5277279 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 53.

The spelling of 13361172669125 in words is "thirteen trillion, three hundred sixty-one billion, one hundred seventy-two million, six hundred sixty-nine thousand, one hundred twenty-five".