13609937694 has 32 divisors (see below), whose sum is σ = 27352028160. Its totient is φ = 4514646752.

The previous prime is 13609937647. The next prime is 13609937717. The reversal of 13609937694 is 49673990631.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 3472624 + ... + 3476540.

It is an arithmetic number, because the mean of its divisors is an integer number (854750880).

Almost surely, 2^13609937694 is an apocalyptic number.

13609937694 is an abundant number, since it is smaller than the sum of its proper divisors (13742090466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13609937694 is a wasteful number, since it uses less digits than its factorization.

13609937694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6584.

The product of its (nonzero) digits is 6613488, while the sum is 57.

The spelling of 13609937694 in words is "thirteen billion, six hundred nine million, nine hundred thirty-seven thousand, six hundred ninety-four".