18745014328 has 16 divisors (see below), whose sum is σ = 35149311000. Its totient is φ = 9371864736.

The previous prime is 18745014289. The next prime is 18745014389. The reversal of 18745014328 is 82341054781.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57643 + ... + 202021.

Almost surely, 2^18745014328 is an apocalyptic number.

It is an amenable number.

18745014328 is a deficient number, since it is larger than the sum of its proper divisors (16404296672).

18745014328 is a wasteful number, since it uses less digits than its factorization.

18745014328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160614 (or 160610 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 43.

The spelling of 18745014328 in words is "eighteen billion, seven hundred forty-five million, fourteen thousand, three hundred twenty-eight".