18369174316 has 12 divisors (see below), whose sum is σ = 33254539920. Its totient is φ = 8867877200.

The previous prime is 18369174289. The next prime is 18369174349. The reversal of 18369174316 is 61347196381.

It is a self number, because there is not a number n which added to its sum of digits gives 18369174316.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79177360 + ... + 79177591.

It is an arithmetic number, because the mean of its divisors is an integer number (2771211660).

Almost surely, 2^18369174316 is an apocalyptic number.

It is an amenable number.

18369174316 is a deficient number, since it is larger than the sum of its proper divisors (14885365604).

18369174316 is a wasteful number, since it uses less digits than its factorization.

18369174316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158354984 (or 158354982 counting only the distinct ones).

The product of its digits is 653184, while the sum is 49.

The spelling of 18369174316 in words is "eighteen billion, three hundred sixty-nine million, one hundred seventy-four thousand, three hundred sixteen".