12964118065 has 16 divisors (see below), whose sum is σ = 15618240000. Its totient is φ = 10330512192.

The previous prime is 12964118029. The next prime is 12964118087. The reversal of 12964118065 is 56081146921.

It is a cyclic number.

It is not a de Polignac number, because 12964118065 - 2⁹ = 12964117553 is a prime.

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, 1382011 + ... + 1391359.

It is an arithmetic number, because the mean of its divisors is an integer number (976140000).

Almost surely, 2^12964118065 is an apocalyptic number.

It is an amenable number.

12964118065 is a deficient number, since it is larger than the sum of its proper divisors (2654121935).

12964118065 is an equidigital number, since it uses as much as digits as its factorization.

12964118065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10416.

The product of its (nonzero) digits is 103680, while the sum is 43.

The spelling of 12964118065 in words is "twelve billion, nine hundred sixty-four million, one hundred eighteen thousand, sixty-five".