12759224517 has 32 divisors (see below), whose sum is σ = 20428688000. Its totient is φ = 7824024576.

The previous prime is 12759224501. The next prime is 12759224519. The reversal of 12759224517 is 71542295721.

12759224517 is a `hidden beast` number, since 1 + 2 + 7 + 592 + 2 + 4 + 51 + 7 = 666.

It is not a de Polignac number, because 12759224517 - 2⁴ = 12759224501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12759224519) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35109 + ... + 163557.

It is an arithmetic number, because the mean of its divisors is an integer number (638396500).

Almost surely, 2^12759224517 is an apocalyptic number.

It is an amenable number.

12759224517 is a deficient number, since it is larger than the sum of its proper divisors (7669463483).

12759224517 is a wasteful number, since it uses less digits than its factorization.

12759224517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128754 (or 128748 counting only the distinct ones).

The product of its digits is 352800, while the sum is 45.

The spelling of 12759224517 in words is "twelve billion, seven hundred fifty-nine million, two hundred twenty-four thousand, five hundred seventeen".