171566061164 has 12 divisors (see below), whose sum is σ = 308355218304. Its totient is φ = 83464570224.

The previous prime is 171566061089. The next prime is 171566061197. The reversal of 171566061164 is 461160665171.

171566061164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 579614924 + ... + 579615219.

It is an arithmetic number, because the mean of its divisors is an integer number (25696268192).

Almost surely, 2^171566061164 is an apocalyptic number.

It is an amenable number.

171566061164 is a deficient number, since it is larger than the sum of its proper divisors (136789157140).

171566061164 is a wasteful number, since it uses less digits than its factorization.

171566061164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1159230184 (or 1159230182 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 171566061164 in words is "one hundred seventy-one billion, five hundred sixty-six million, sixty-one thousand, one hundred sixty-four".