12564365829119 has 16 divisors (see below), whose sum is σ = 13591740069600. Its totient is φ = 11545785778176.

The previous prime is 12564365829107. The next prime is 12564365829131. The reversal of 12564365829119 is 91192856346521.

It is an interprime number because it is at equal distance from previous prime (12564365829107) and next prime (12564365829131).

It is a de Polignac number, because none of the positive numbers 2^k-12564365829119 is a prime.

It is a super-2 number, since 2×12564365829119² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12564365829179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1121372 + ... + 5136750.

It is an arithmetic number, because the mean of its divisors is an integer number (849483754350).

Almost surely, 2^{12564365829119} is an apocalyptic number.

12564365829119 is a deficient number, since it is larger than the sum of its proper divisors (1027374240481).

12564365829119 is a wasteful number, since it uses less digits than its factorization.

12564365829119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016474.

The product of its digits is 27993600, while the sum is 62.

The spelling of 12564365829119 in words is "twelve trillion, five hundred sixty-four billion, three hundred sixty-five million, eight hundred twenty-nine thousand, one hundred nineteen".