12866592163 has 4 divisors (see below), whose sum is σ = 13058630920. Its totient is φ = 12674553408.

The previous prime is 12866592133. The next prime is 12866592203. The reversal of 12866592163 is 36129566821.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12866592163 - 2⁹ = 12866591651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12866592133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96019278 + ... + 96019411.

It is an arithmetic number, because the mean of its divisors is an integer number (3264657730).

Almost surely, 2^12866592163 is an apocalyptic number.

12866592163 is a deficient number, since it is larger than the sum of its proper divisors (192038757).

12866592163 is an equidigital number, since it uses as much as digits as its factorization.

12866592163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192038756.

The product of its digits is 933120, while the sum is 49.

The spelling of 12866592163 in words is "twelve billion, eight hundred sixty-six million, five hundred ninety-two thousand, one hundred sixty-three".