13855839028 has 24 divisors (see below), whose sum is σ = 24371916800. Its totient is φ = 6892490880.

The previous prime is 13855839017. The next prime is 13855839031. The reversal of 13855839028 is 82093855831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1076173 + ... + 1088971.

Almost surely, 2^13855839028 is an apocalyptic number.

It is an amenable number.

13855839028 is a deficient number, since it is larger than the sum of its proper divisors (10516077772).

13855839028 is a wasteful number, since it uses less digits than its factorization.

13855839028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14167 (or 14165 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 52.

The spelling of 13855839028 in words is "thirteen billion, eight hundred fifty-five million, eight hundred thirty-nine thousand, twenty-eight".