13591679479723 has 4 divisors (see below), whose sum is σ = 13591757056248. Its totient is φ = 13591601903200.

The previous prime is 13591679479711. The next prime is 13591679479733. The reversal of 13591679479723 is 32797497619531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13591679479723 - 2⁵ = 13591679479691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13591679479733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38524861 + ... + 38876062.

It is an arithmetic number, because the mean of its divisors is an integer number (3397939264062).

Almost surely, 2^{13591679479723} is an apocalyptic number.

13591679479723 is a deficient number, since it is larger than the sum of its proper divisors (77576525).

13591679479723 is an equidigital number, since it uses as much as digits as its factorization.

13591679479723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77576524.

The product of its digits is 540101520, while the sum is 73.

The spelling of 13591679479723 in words is "thirteen trillion, five hundred ninety-one billion, six hundred seventy-nine million, four hundred seventy-nine thousand, seven hundred twenty-three".