159232968 has 48 divisors (see below), whose sum is σ = 446132700. Its totient is φ = 51246720.

The previous prime is 159232963. The next prime is 159232987. The reversal of 159232968 is 869232951.

159232968 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 159213924 + 19044 = 12618^2 + 138^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (159232963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36043 + ... + 40218.

Almost surely, 2^159232968 is an apocalyptic number.

159232968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

159232968 is an abundant number, since it is smaller than the sum of its proper divisors (286899732).

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

159232968 is a wasteful number, since it uses less digits than its factorization.

159232968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76302 (or 76295 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 159232968 is about 12618.7546136693. The cubic root of 159232968 is about 542.0146145122.

The spelling of 159232968 in words is "one hundred fifty-nine million, two hundred thirty-two thousand, nine hundred sixty-eight".