13875402366 has 48 divisors (see below), whose sum is σ = 34366460544. Its totient is φ = 3963440592.

The previous prime is 13875402353. The next prime is 13875402371. The reversal of 13875402366 is 66320457831.

13875402366 is a `hidden beast` number, since 1 + 3 + 87 + 540 + 23 + 6 + 6 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 632701 + ... + 654263.

It is an arithmetic number, because the mean of its divisors is an integer number (715967928).

Almost surely, 2^13875402366 is an apocalyptic number.

13875402366 is an abundant number, since it is smaller than the sum of its proper divisors (20491058178).

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

13875402366 is a wasteful number, since it uses less digits than its factorization.

13875402366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26685 (or 26682 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 13875402366 in words is "thirteen billion, eight hundred seventy-five million, four hundred two thousand, three hundred sixty-six".