18253041008 has 20 divisors (see below), whose sum is σ = 35812931040. Its totient is φ = 9010994304.

The previous prime is 18253040977. The next prime is 18253041013. The reversal of 18253041008 is 80014035281.

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, 7219085 + ... + 7221612.

It is an arithmetic number, because the mean of its divisors is an integer number (1790646552).

Almost surely, 2^18253041008 is an apocalyptic number.

It is an amenable number.

18253041008 is a deficient number, since it is larger than the sum of its proper divisors (17559890032).

18253041008 is a wasteful number, since it uses less digits than its factorization.

18253041008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14440784 (or 14440778 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

Adding to 18253041008 its reverse (80014035281), we get a palindrome (98267076289).

The spelling of 18253041008 in words is "eighteen billion, two hundred fifty-three million, forty-one thousand, eight".