12116664884 has 12 divisors (see below), whose sum is σ = 21252031584. Its totient is φ = 6044655864.

The previous prime is 12116664883. The next prime is 12116664893. The reversal of 12116664884 is 48846661121.

It is a super-2 number, since 2×12116664884² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12116664883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3417152 + ... + 3420695.

It is an arithmetic number, because the mean of its divisors is an integer number (1771002632).

Almost surely, 2^12116664884 is an apocalyptic number.

It is an amenable number.

12116664884 is a deficient number, since it is larger than the sum of its proper divisors (9135366700).

12116664884 is a wasteful number, since it uses less digits than its factorization.

12116664884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6838294 (or 6838292 counting only the distinct ones).

The product of its digits is 442368, while the sum is 47.

The spelling of 12116664884 in words is "twelve billion, one hundred sixteen million, six hundred sixty-four thousand, eight hundred eighty-four".