171364384860 has 48 divisors (see below), whose sum is σ = 479873310336. Its totient is φ = 45692118592.

The previous prime is 171364384859. The next prime is 171364384889. The reversal of 171364384860 is 68483463171.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 406207 + ... + 712553.

It is an arithmetic number, because the mean of its divisors is an integer number (9997360632).

Almost surely, 2^171364384860 is an apocalyptic number.

171364384860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

171364384860 is an abundant number, since it is smaller than the sum of its proper divisors (308508925476).

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

171364384860 is a wasteful number, since it uses less digits than its factorization.

171364384860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315682 (or 315680 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 171364384860 in words is "one hundred seventy-one billion, three hundred sixty-four million, three hundred eighty-four thousand, eight hundred sixty".