12003755166 has 24 divisors (see below), whose sum is σ = 28008762600. Its totient is φ = 3693463056.

The previous prime is 12003755149. The next prime is 12003755167. The reversal of 12003755166 is 66155730021.

12003755166 is a `hidden beast` number, since 12 + 0 + 0 + 37 + 551 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 12003755166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003755167) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 25648816 + ... + 25649283.

It is an arithmetic number, because the mean of its divisors is an integer number (1167031775).

Almost surely, 2^12003755166 is an apocalyptic number.

12003755166 is an abundant number, since it is smaller than the sum of its proper divisors (16005007434).

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

12003755166 is a wasteful number, since it uses less digits than its factorization.

12003755166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51298120 (or 51298117 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The spelling of 12003755166 in words is "twelve billion, three million, seven hundred fifty-five thousand, one hundred sixty-six".