12056644216166 has 32 divisors (see below), whose sum is σ = 20591850433536. Its totient is φ = 5240743200000.

The previous prime is 12056644216159. The next prime is 12056644216217. The reversal of 12056644216166 is 66161244665021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 817835 + ... + 4978166.

It is an arithmetic number, because the mean of its divisors is an integer number (643495326048).

Almost surely, 2^{12056644216166} is an apocalyptic number.

12056644216166 is a deficient number, since it is larger than the sum of its proper divisors (8535206217370).

12056644216166 is a wasteful number, since it uses less digits than its factorization.

12056644216166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5800148.

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 12056644216166 in words is "twelve trillion, fifty-six billion, six hundred forty-four million, two hundred sixteen thousand, one hundred sixty-six".