386628611138 has 32 divisors (see below), whose sum is σ = 729021333888. Its totient is φ = 150634516560.

The previous prime is 386628611123. The next prime is 386628611141. The reversal of 386628611138 is 831116826683.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 386628611138.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10355645 + ... + 10392912.

It is an arithmetic number, because the mean of its divisors is an integer number (22781916684).

Almost surely, 2^386628611138 is an apocalyptic number.

386628611138 is a deficient number, since it is larger than the sum of its proper divisors (342392722750).

386628611138 is a wasteful number, since it uses less digits than its factorization.

386628611138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20748599 (or 20748577 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 53.

The spelling of 386628611138 in words is "three hundred eighty-six billion, six hundred twenty-eight million, six hundred eleven thousand, one hundred thirty-eight".