13651879116 has 12 divisors (see below), whose sum is σ = 31854384632. Its totient is φ = 4550626368.

The previous prime is 13651879061. The next prime is 13651879133. The reversal of 13651879116 is 61197815631.

It is a tau number, because it is divible by the number of its divisors (12).

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, 568828285 + ... + 568828308.

Almost surely, 2^13651879116 is an apocalyptic number.

It is an amenable number.

13651879116 is an abundant number, since it is smaller than the sum of its proper divisors (18202505516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13651879116 is a wasteful number, since it uses less digits than its factorization.

13651879116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137656600 (or 1137656598 counting only the distinct ones).

The product of its digits is 272160, while the sum is 48.

The spelling of 13651879116 in words is "thirteen billion, six hundred fifty-one million, eight hundred seventy-nine thousand, one hundred sixteen".