18003848338 has 16 divisors (see below), whose sum is σ = 30868334784. Its totient is φ = 7714786320.

The previous prime is 18003848323. The next prime is 18003848347. The reversal of 18003848338 is 83384830081.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5356 + ... + 189832.

It is an arithmetic number, because the mean of its divisors is an integer number (1929270924).

Almost surely, 2^18003848338 is an apocalyptic number.

18003848338 is a deficient number, since it is larger than the sum of its proper divisors (12864486446).

18003848338 is a wasteful number, since it uses less digits than its factorization.

18003848338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191457.

The product of its (nonzero) digits is 442368, while the sum is 46.

The spelling of 18003848338 in words is "eighteen billion, three million, eight hundred forty-eight thousand, three hundred thirty-eight".