18367745882 has 16 divisors (see below), whose sum is σ = 28227771432. Its totient is φ = 8958554880.

The previous prime is 18367745867. The next prime is 18367745917. The reversal of 18367745882 is 28854776381.

It can be written as a sum of positive squares in 4 ways, for example, as 10741042321 + 7626703561 = 103639^2 + 87331^2 .

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, 769958 + ... + 793454.

Almost surely, 2^18367745882 is an apocalyptic number.

18367745882 is a deficient number, since it is larger than the sum of its proper divisors (9860025550).

18367745882 is a wasteful number, since it uses less digits than its factorization.

18367745882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33073.

The product of its digits is 18063360, while the sum is 59.

The spelling of 18367745882 in words is "eighteen billion, three hundred sixty-seven million, seven hundred forty-five thousand, eight hundred eighty-two".