159694716 has 12 divisors (see below), whose sum is σ = 372621032. Its totient is φ = 53231568.

The previous prime is 159694709. The next prime is 159694721. The reversal of 159694716 is 617496951.

It is a happy number.

159694716 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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, 6653935 + ... + 6653958.

Almost surely, 2^159694716 is an apocalyptic number.

It is an amenable number.

159694716 is an abundant number, since it is smaller than the sum of its proper divisors (212926316).

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

159694716 is a wasteful number, since it uses less digits than its factorization.

159694716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13307900 (or 13307898 counting only the distinct ones).

The product of its digits is 408240, while the sum is 48.

The square root of 159694716 is about 12637.0374692805. The cubic root of 159694716 is about 542.5380250411.

The spelling of 159694716 in words is "one hundred fifty-nine million, six hundred ninety-four thousand, seven hundred sixteen".