12664316564044 has 12 divisors (see below), whose sum is σ = 22377724414864. Its totient is φ = 6270681016944.

The previous prime is 12664316564033. The next prime is 12664316564047. The reversal of 12664316564044 is 44046561346621.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12664316563982 and 12664316564000.

It is not an unprimeable number, because it can be changed into a prime (12664316564047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15369315807 + ... + 15369316630.

Almost surely, 2^{12664316564044} is an apocalyptic number.

It is an amenable number.

12664316564044 is a deficient number, since it is larger than the sum of its proper divisors (9713407850820).

12664316564044 is a wasteful number, since it uses less digits than its factorization.

12664316564044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30738632544 (or 30738632542 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 52.

The spelling of 12664316564044 in words is "twelve trillion, six hundred sixty-four billion, three hundred sixteen million, five hundred sixty-four thousand, forty-four".