13867109256 has 128 divisors (see below), whose sum is σ = 46547020800. Its totient is φ = 3324775680.

The previous prime is 13867109237. The next prime is 13867109261. The reversal of 13867109256 is 65290176831.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264586 + ... + 312633.

It is an arithmetic number, because the mean of its divisors is an integer number (363648600).

Almost surely, 2^13867109256 is an apocalyptic number.

It is an amenable number.

13867109256 is an abundant number, since it is smaller than the sum of its proper divisors (32679911544).

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

13867109256 is a wasteful number, since it uses less digits than its factorization.

13867109256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577259 (or 577255 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 13867109256 in words is "thirteen billion, eight hundred sixty-seven million, one hundred nine thousand, two hundred fifty-six".