13257632575 has 24 divisors (see below), whose sum is σ = 17939316096. Its totient is φ = 9639036000.

The previous prime is 13257632569. The next prime is 13257632587. The reversal of 13257632575 is 57523675231.

It is a happy number.

It is not a de Polignac number, because 13257632575 - 2⁵ = 13257632543 is a prime.

It is a super-2 number, since 2×13257632575² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1453780 + ... + 1462870.

It is an arithmetic number, because the mean of its divisors is an integer number (747471504).

Almost surely, 2^13257632575 is an apocalyptic number.

13257632575 is a deficient number, since it is larger than the sum of its proper divisors (4681683521).

13257632575 is a wasteful number, since it uses less digits than its factorization.

13257632575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14415 (or 14410 counting only the distinct ones).

The product of its digits is 1323000, while the sum is 46.

The spelling of 13257632575 in words is "thirteen billion, two hundred fifty-seven million, six hundred thirty-two thousand, five hundred seventy-five".