18098949824 has 14 divisors (see below), whose sum is σ = 35915103684. Its totient is φ = 9049474880.

The previous prime is 18098949779. The next prime is 18098949839. The reversal of 18098949824 is 42894989081.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141397982 + ... + 141398109.

Almost surely, 2^18098949824 is an apocalyptic number.

It is an amenable number.

18098949824 is a deficient number, since it is larger than the sum of its proper divisors (17816153860).

18098949824 is an equidigital number, since it uses as much as digits as its factorization.

18098949824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282796103 (or 282796093 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 62.

The spelling of 18098949824 in words is "eighteen billion, ninety-eight million, nine hundred forty-nine thousand, eight hundred twenty-four".