13676423785 has 4 divisors (see below), whose sum is σ = 16411708548. Its totient is φ = 10941139024.

The previous prime is 13676423749. The next prime is 13676423797. The reversal of 13676423785 is 58732467631.

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 4103171136 + 9573252649 = 64056^2 + 97843^2 .

It is a cyclic number.

It is not a de Polignac number, because 13676423785 - 2²⁵ = 13642869353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1367642374 + ... + 1367642383.

It is an arithmetic number, because the mean of its divisors is an integer number (4102927137).

Almost surely, 2^13676423785 is an apocalyptic number.

It is an amenable number.

13676423785 is a deficient number, since it is larger than the sum of its proper divisors (2735284763).

13676423785 is an equidigital number, since it uses as much as digits as its factorization.

13676423785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735284762.

The product of its digits is 5080320, while the sum is 52.

The spelling of 13676423785 in words is "thirteen billion, six hundred seventy-six million, four hundred twenty-three thousand, seven hundred eighty-five".