159690168 has 48 divisors (see below), whose sum is σ = 471814200. Its totient is φ = 48390720.

The previous prime is 159690149. The next prime is 159690199. The reversal of 159690168 is 861096951.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100023 + ... + 101606.

Almost surely, 2^159690168 is an apocalyptic number.

159690168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

159690168 is an abundant number, since it is smaller than the sum of its proper divisors (312124032).

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

159690168 is a wasteful number, since it uses less digits than its factorization.

159690168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201652 (or 201645 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 159690168 is about 12636.8575207605. The cubic root of 159690168 is about 542.5328746174.

The spelling of 159690168 in words is "one hundred fifty-nine million, six hundred ninety thousand, one hundred sixty-eight".