12965391913173 has 32 divisors (see below), whose sum is σ = 20427807052800. Its totient is φ = 7160540730240.

The previous prime is 12965391913157. The next prime is 12965391913189. The reversal of 12965391913173 is 37131919356921.

It is an interprime number because it is at equal distance from previous prime (12965391913157) and next prime (12965391913189).

It is not a de Polignac number, because 12965391913173 - 2⁴ = 12965391913157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12965391993173) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 70274823 + ... + 70459076.

It is an arithmetic number, because the mean of its divisors is an integer number (638368970400).

Almost surely, 2^{12965391913173} is an apocalyptic number.

It is an amenable number.

12965391913173 is a deficient number, since it is larger than the sum of its proper divisors (7462415139627).

12965391913173 is a wasteful number, since it uses less digits than its factorization.

12965391913173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140734057.

The product of its digits is 8266860, while the sum is 60.

The spelling of 12965391913173 in words is "twelve trillion, nine hundred sixty-five billion, three hundred ninety-one million, nine hundred thirteen thousand, one hundred seventy-three".