12017275164 has 18 divisors (see below), whose sum is σ = 30377001200. Its totient is φ = 4005758376.

The previous prime is 12017275121. The next prime is 12017275217. The reversal of 12017275164 is 46157271021.

12017275164 is a `hidden beast` number, since 120 + 17 + 2 + 7 + 516 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 333813199 = 12017275164 / (1 + 2 + 0 + 1 + 7 + 2 + 7 + 5 + 1 + 6 + 4).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166906564 + ... + 166906635.

Almost surely, 2^12017275164 is an apocalyptic number.

It is an amenable number.

12017275164 is an abundant number, since it is smaller than the sum of its proper divisors (18359726036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12017275164 is a wasteful number, since it uses less digits than its factorization.

12017275164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333813209 (or 333813204 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The spelling of 12017275164 in words is "twelve billion, seventeen million, two hundred seventy-five thousand, one hundred sixty-four".