12017866715164 has 48 divisors (see below), whose sum is σ = 22243826626560. Its totient is φ = 5672831820480.

The previous prime is 12017866715159. The next prime is 12017866715177. The reversal of 12017866715164 is 46151766871021.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1569259 + ... + 5147650.

It is an arithmetic number, because the mean of its divisors is an integer number (463413054720).

Almost surely, 2^{12017866715164} is an apocalyptic number.

It is an amenable number.

12017866715164 is a deficient number, since it is larger than the sum of its proper divisors (10225959911396).

12017866715164 is a wasteful number, since it uses less digits than its factorization.

12017866715164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6717298 (or 6717296 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 55.

The spelling of 12017866715164 in words is "twelve trillion, seventeen billion, eight hundred sixty-six million, seven hundred fifteen thousand, one hundred sixty-four".