13259763527968 has 24 divisors (see below), whose sum is σ = 26106417441468. Its totient is φ = 6629562273024.

The previous prime is 13259763527957. The next prime is 13259763527981. The reversal of 13259763527968 is 86972536795231.

It can be written as a sum of positive squares in 2 ways, for example, as 11008407323664 + 2251356204304 = 3317892^2 + 1500452^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13259763527968.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9308971 + ... + 10638442.

Almost surely, 2^{13259763527968} is an apocalyptic number.

It is an amenable number.

13259763527968 is a deficient number, since it is larger than the sum of its proper divisors (12846653913500).

13259763527968 is a wasteful number, since it uses less digits than its factorization.

13259763527968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19968196 (or 19968188 counting only the distinct ones).

The product of its digits is 1028764800, while the sum is 73.

The spelling of 13259763527968 in words is "thirteen trillion, two hundred fifty-nine billion, seven hundred sixty-three million, five hundred twenty-seven thousand, nine hundred sixty-eight".