13709856914 has 16 divisors (see below), whose sum is σ = 22686856920. Its totient is φ = 6173293440.

The previous prime is 13709856887. The next prime is 13709856931. The reversal of 13709856914 is 41965890731.

It can be written as a sum of positive squares in 4 ways, for example, as 4710488689 + 8999368225 = 68633^2 + 94865^2 .

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, 6429449 + ... + 6431580.

Almost surely, 2^13709856914 is an apocalyptic number.

13709856914 is a deficient number, since it is larger than the sum of its proper divisors (8977000006).

13709856914 is a wasteful number, since it uses less digits than its factorization.

13709856914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12861085.

The product of its (nonzero) digits is 1632960, while the sum is 53.

The spelling of 13709856914 in words is "thirteen billion, seven hundred nine million, eight hundred fifty-six thousand, nine hundred fourteen".