13136979248 has 20 divisors (see below), whose sum is σ = 26073700968. Its totient is φ = 6408282240.

The previous prime is 13136979227. The next prime is 13136979311. The reversal of 13136979248 is 84297963131.

It is a self number, because there is not a number n which added to its sum of digits gives 13136979248.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10012286 + ... + 10013597.

Almost surely, 2^13136979248 is an apocalyptic number.

It is an amenable number.

13136979248 is a deficient number, since it is larger than the sum of its proper divisors (12936721720).

13136979248 is a wasteful number, since it uses less digits than its factorization.

13136979248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20025932 (or 20025926 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 53.

The spelling of 13136979248 in words is "thirteen billion, one hundred thirty-six million, nine hundred seventy-nine thousand, two hundred forty-eight".