18362920204 has 12 divisors (see below), whose sum is σ = 32138918784. Its totient is φ = 9180371984.

The previous prime is 18362920201. The next prime is 18362920207. The reversal of 18362920204 is 40202926381.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (18362920201) and next prime (18362920207).

It is not an unprimeable number, because it can be changed into a prime (18362920201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233452 + ... + 302035.

It is an arithmetic number, because the mean of its divisors is an integer number (2678243232).

Almost surely, 2^18362920204 is an apocalyptic number.

It is an amenable number.

18362920204 is a deficient number, since it is larger than the sum of its proper divisors (13775998580).

18362920204 is a wasteful number, since it uses less digits than its factorization.

18362920204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544064 (or 544062 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 18362920204 in words is "eighteen billion, three hundred sixty-two million, nine hundred twenty thousand, two hundred four".