12659911112 has 16 divisors (see below), whose sum is σ = 23774031360. Its totient is φ = 6320169424.

The previous prime is 12659911063. The next prime is 12659911127. The reversal of 12659911112 is 21111995621.

It is a happy 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, 1217768 + ... + 1228119.

It is an arithmetic number, because the mean of its divisors is an integer number (1485876960).

Almost surely, 2^12659911112 is an apocalyptic number.

It is an amenable number.

12659911112 is a deficient number, since it is larger than the sum of its proper divisors (11114120248).

12659911112 is a wasteful number, since it uses less digits than its factorization.

12659911112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446540 (or 2446536 counting only the distinct ones).

The product of its digits is 9720, while the sum is 38.

The spelling of 12659911112 in words is "twelve billion, six hundred fifty-nine million, nine hundred eleven thousand, one hundred twelve".