13268679715 has 8 divisors (see below), whose sum is σ = 15973615008. Its totient is φ = 10580810880.

The previous prime is 13268679649. The next prime is 13268679727. The reversal of 13268679715 is 51797686231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13268679715 - 2⁷ = 13268679587 is a prime.

It is a super-2 number, since 2×13268679715² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4264902 + ... + 4268011.

It is an arithmetic number, because the mean of its divisors is an integer number (1996701876).

Almost surely, 2^13268679715 is an apocalyptic number.

13268679715 is a deficient number, since it is larger than the sum of its proper divisors (2704935293).

13268679715 is an equidigital number, since it uses as much as digits as its factorization.

13268679715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8533229.

The product of its digits is 3810240, while the sum is 55.

The spelling of 13268679715 in words is "thirteen billion, two hundred sixty-eight million, six hundred seventy-nine thousand, seven hundred fifteen".