13318361518 has 64 divisors (see below), whose sum is σ = 25546752000. Its totient is φ = 5056662240.

The previous prime is 13318361509. The next prime is 13318361549. The reversal of 13318361518 is 81516381331.

13318361518 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 31 ways as a sum of consecutive naturals, for example, 1726033 + ... + 1733731.

It is an arithmetic number, because the mean of its divisors is an integer number (399168000).

Almost surely, 2^13318361518 is an apocalyptic number.

13318361518 is a deficient number, since it is larger than the sum of its proper divisors (12228390482).

13318361518 is a wasteful number, since it uses less digits than its factorization.

13318361518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8005.

The product of its digits is 51840, while the sum is 40.

The spelling of 13318361518 in words is "thirteen billion, three hundred eighteen million, three hundred sixty-one thousand, five hundred eighteen".