172165527060 has 24 divisors (see below), whose sum is σ = 482063475936. Its totient is φ = 45910807200.

The previous prime is 172165527043. The next prime is 172165527067. The reversal of 172165527060 is 60725561271.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172165527067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1434712666 + ... + 1434712785.

It is an arithmetic number, because the mean of its divisors is an integer number (20085978164).

Almost surely, 2^172165527060 is an apocalyptic number.

172165527060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

172165527060 is an abundant number, since it is smaller than the sum of its proper divisors (309897948876).

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

172165527060 is a wasteful number, since it uses less digits than its factorization.

172165527060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2869425463 (or 2869425461 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 42.

The spelling of 172165527060 in words is "one hundred seventy-two billion, one hundred sixty-five million, five hundred twenty-seven thousand, sixty".