13268945018 has 32 divisors (see below), whose sum is σ = 22824132480. Its totient is φ = 5667387840.

The previous prime is 13268944987. The next prime is 13268945059. The reversal of 13268945018 is 81054986231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7416068 + ... + 7417856.

It is an arithmetic number, because the mean of its divisors is an integer number (713254140).

Almost surely, 2^13268945018 is an apocalyptic number.

13268945018 is a deficient number, since it is larger than the sum of its proper divisors (9555187462).

13268945018 is a wasteful number, since it uses less digits than its factorization.

13268945018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3302.

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 13268945018 in words is "thirteen billion, two hundred sixty-eight million, nine hundred forty-five thousand, eighteen".