13766268918 has 16 divisors (see below), whose sum is σ = 27537176880. Its totient is φ = 4587983136.

The previous prime is 13766268907. The next prime is 13766268953. The reversal of 13766268918 is 81986266731.

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, 154105 + ... + 226452.

It is an arithmetic number, because the mean of its divisors is an integer number (1721073555).

Almost surely, 2^13766268918 is an apocalyptic number.

13766268918 is an abundant number, since it is smaller than the sum of its proper divisors (13770907962).

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

13766268918 is a wasteful number, since it uses less digits than its factorization.

13766268918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386591.

The product of its digits is 5225472, while the sum is 57.

The spelling of 13766268918 in words is "thirteen billion, seven hundred sixty-six million, two hundred sixty-eight thousand, nine hundred eighteen".