13375838856 has 16 divisors (see below), whose sum is σ = 33439597200. Its totient is φ = 4458612944.

The previous prime is 13375838851. The next prime is 13375838873. The reversal of 13375838856 is 65883857331.

It is a junction number, because it is equal to n+sod(n) for n = 13375838796 and 13375838805.

It is not an unprimeable number, because it can be changed into a prime (13375838851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278663286 + ... + 278663333.

It is an arithmetic number, because the mean of its divisors is an integer number (2089974825).

Almost surely, 2^13375838856 is an apocalyptic number.

It is an amenable number.

13375838856 is an abundant number, since it is smaller than the sum of its proper divisors (20063758344).

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

13375838856 is a wasteful number, since it uses less digits than its factorization.

13375838856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557326628 (or 557326624 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 57.

The spelling of 13375838856 in words is "thirteen billion, three hundred seventy-five million, eight hundred thirty-eight thousand, eight hundred fifty-six".