13197057532 has 48 divisors (see below), whose sum is σ = 23886987264. Its totient is φ = 6375600000.

The previous prime is 13197057527. The next prime is 13197057541. The reversal of 13197057532 is 23575079131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11465157 + ... + 11466307.

It is an arithmetic number, because the mean of its divisors is an integer number (497645568).

Almost surely, 2^13197057532 is an apocalyptic number.

It is an amenable number.

13197057532 is a deficient number, since it is larger than the sum of its proper divisors (10689929732).

13197057532 is a wasteful number, since it uses less digits than its factorization.

13197057532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810 (or 1808 counting only the distinct ones).

The product of its (nonzero) digits is 198450, while the sum is 43.

The spelling of 13197057532 in words is "thirteen billion, one hundred ninety-seven million, fifty-seven thousand, five hundred thirty-two".