18089996824 has 16 divisors (see below), whose sum is σ = 35703941400. Its totient is φ = 8568945792.

The previous prime is 18089996819. The next prime is 18089996839. The reversal of 18089996824 is 42869998081.

It is a congruent number.

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, 59506417 + ... + 59506720.

Almost surely, 2^18089996824 is an apocalyptic number.

It is an amenable number.

18089996824 is a deficient number, since it is larger than the sum of its proper divisors (17613944576).

18089996824 is a wasteful number, since it uses less digits than its factorization.

18089996824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119013162 (or 119013158 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 64.

The spelling of 18089996824 in words is "eighteen billion, eighty-nine million, nine hundred ninety-six thousand, eight hundred twenty-four".