13157631652 has 24 divisors (see below), whose sum is σ = 25127212320. Its totient is φ = 5978813760.

The previous prime is 13157631637. The next prime is 13157631671. The reversal of 13157631652 is 25613675131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94603 + ... + 187789.

It is an arithmetic number, because the mean of its divisors is an integer number (1046967180).

Almost surely, 2^13157631652 is an apocalyptic number.

It is an amenable number.

13157631652 is a deficient number, since it is larger than the sum of its proper divisors (11969580668).

13157631652 is a wasteful number, since it uses less digits than its factorization.

13157631652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96411 (or 96409 counting only the distinct ones).

The product of its digits is 113400, while the sum is 40.

It can be divided in two parts, 13157 and 631652, that added together give a square (644809 = 803²).

The spelling of 13157631652 in words is "thirteen billion, one hundred fifty-seven million, six hundred thirty-one thousand, six hundred fifty-two".