12036665164 has 12 divisors (see below), whose sum is σ = 21979997424. Its totient is φ = 5756665904.

The previous prime is 12036665153. The next prime is 12036665191. The reversal of 12036665164 is 46156663021.

It is a super-2 number, since 2×12036665164² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65416567 + ... + 65416750.

It is an arithmetic number, because the mean of its divisors is an integer number (1831666452).

Almost surely, 2^12036665164 is an apocalyptic number.

It is an amenable number.

12036665164 is a deficient number, since it is larger than the sum of its proper divisors (9943332260).

12036665164 is a wasteful number, since it uses less digits than its factorization.

12036665164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130833344 (or 130833342 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 12036665164 in words is "twelve billion, thirty-six million, six hundred sixty-five thousand, one hundred sixty-four".