12004543560165 has 32 divisors (see below), whose sum is σ = 20833563192960. Its totient is φ = 5867411648256.

The previous prime is 12004543560161. The next prime is 12004543560199. The reversal of 12004543560165 is 56106534540021.

It is not a de Polignac number, because 12004543560165 - 2² = 12004543560161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12004543560161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221418082 + ... + 221472291.

It is an arithmetic number, because the mean of its divisors is an integer number (651048849780).

Almost surely, 2^{12004543560165} is an apocalyptic number.

12004543560165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12004543560165 is a deficient number, since it is larger than the sum of its proper divisors (8829019632795).

12004543560165 is a wasteful number, since it uses less digits than its factorization.

12004543560165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442890533.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 12004543560165 in words is "twelve trillion, four billion, five hundred forty-three million, five hundred sixty thousand, one hundred sixty-five".