171607132864 has 56 divisors (see below), whose sum is σ = 342081282816. Its totient is φ = 85414176000.

The previous prime is 171607132849. The next prime is 171607132867. The reversal of 171607132864 is 468231706171.

It is not an unprimeable number, because it can be changed into a prime (171607132867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16136829 + ... + 16147459.

It is an arithmetic number, because the mean of its divisors is an integer number (6108594336).

Almost surely, 2^171607132864 is an apocalyptic number.

It is an amenable number.

171607132864 is a deficient number, since it is larger than the sum of its proper divisors (170474149952).

171607132864 is a wasteful number, since it uses less digits than its factorization.

171607132864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11765 (or 11755 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 171607132864 in words is "one hundred seventy-one billion, six hundred seven million, one hundred thirty-two thousand, eight hundred sixty-four".