171163968 has 56 divisors (see below), whose sum is σ = 453835008. Its totient is φ = 56933376.

The previous prime is 171163957. The next prime is 171163981. The reversal of 171163968 is 869361171.

It is a congruent number.

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, 165180 + ... + 166212.

Almost surely, 2^171163968 is an apocalyptic number.

It is an amenable number.

171163968 is an abundant number, since it is smaller than the sum of its proper divisors (282671040).

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

171163968 is a wasteful number, since it uses less digits than its factorization.

171163968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911 (or 1901 counting only the distinct ones).

The product of its digits is 54432, while the sum is 42.

The square root of 171163968 is about 13082.9648016036. The cubic root of 171163968 is about 555.2272618504.

The spelling of 171163968 in words is "one hundred seventy-one million, one hundred sixty-three thousand, nine hundred sixty-eight".