13042313425685 has 4 divisors (see below), whose sum is σ = 15650776110828. Its totient is φ = 10433850740544.

The previous prime is 13042313425573. The next prime is 13042313425709. The reversal of 13042313425685 is 58652431324031.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9063122292004 + 3979191133681 = 3010502^2 + 1994791^2 .

It is a cyclic number.

It is not a de Polignac number, because 13042313425685 - 2⁸ = 13042313425429 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1304231342564 + ... + 1304231342573.

It is an arithmetic number, because the mean of its divisors is an integer number (3912694027707).

Almost surely, 2^{13042313425685} is an apocalyptic number.

It is an amenable number.

13042313425685 is a deficient number, since it is larger than the sum of its proper divisors (2608462685143).

13042313425685 is an equidigital number, since it uses as much as digits as its factorization.

13042313425685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2608462685142.

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 13042313425685 in words is "thirteen trillion, forty-two billion, three hundred thirteen million, four hundred twenty-five thousand, six hundred eighty-five".