12107713506665 has 16 divisors (see below), whose sum is σ = 16611803284608. Its totient is φ = 8298962595456.

The previous prime is 12107713506593. The next prime is 12107713506739. The reversal of 12107713506665 is 56660531770121.

It is a cyclic number.

It is not a de Polignac number, because 12107713506665 - 2⁸ = 12107713506409 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72196787 + ... + 72364296.

It is an arithmetic number, because the mean of its divisors is an integer number (1038237705288).

Almost surely, 2^{12107713506665} is an apocalyptic number.

It is an amenable number.

12107713506665 is a deficient number, since it is larger than the sum of its proper divisors (4504089777943).

12107713506665 is a wasteful number, since it uses less digits than its factorization.

12107713506665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144563488.

The product of its (nonzero) digits is 1587600, while the sum is 50.

The spelling of 12107713506665 in words is "twelve trillion, one hundred seven billion, seven hundred thirteen million, five hundred six thousand, six hundred sixty-five".