18805829824 has 14 divisors (see below), whose sum is σ = 37317818684. Its totient is φ = 9402914880.

The previous prime is 18805829821. The next prime is 18805829831. The reversal of 18805829824 is 42892850881.

It is not an unprimeable number, because it can be changed into a prime (18805829821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 146920482 + ... + 146920609.

Almost surely, 2^18805829824 is an apocalyptic number.

It is an amenable number.

18805829824 is a deficient number, since it is larger than the sum of its proper divisors (18511988860).

18805829824 is an equidigital number, since it uses as much as digits as its factorization.

18805829824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293841103 (or 293841093 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 55.

The spelling of 18805829824 in words is "eighteen billion, eight hundred five million, eight hundred twenty-nine thousand, eight hundred twenty-four".