14438806713 has 20 divisors (see below), whose sum is σ = 21620365668. Its totient is φ = 9602984160.

The previous prime is 14438806709. The next prime is 14438806757. The reversal of 14438806713 is 31760883441.

It can be written as a sum of positive squares in 2 ways, for example, as 2514821904 + 11923984809 = 50148^2 + 109197^2 .

It is not a de Polignac number, because 14438806713 - 2² = 14438806709 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14438806513) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 177606 + ... + 245807.

Almost surely, 2^14438806713 is an apocalyptic number.

It is an amenable number.

14438806713 is a deficient number, since it is larger than the sum of its proper divisors (7181558955).

14438806713 is an equidigital number, since it uses as much as digits as its factorization.

14438806713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423846 (or 423837 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 14438806713 in words is "fourteen billion, four hundred thirty-eight million, eight hundred six thousand, seven hundred thirteen".