172856459532696 has 32 divisors (see below), whose sum is σ = 450929894434560. Its totient is φ = 55113653763872.

The previous prime is 172856459532689. The next prime is 172856459532733. The reversal of 172856459532696 is 696235954658271.

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, 156572879460 + ... + 156572880563.

It is an arithmetic number, because the mean of its divisors is an integer number (14091559201080).

Almost surely, 2^{172856459532696} is an apocalyptic number.

It is an amenable number.

172856459532696 is an abundant number, since it is smaller than the sum of its proper divisors (278073434901864).

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

172856459532696 is a wasteful number, since it uses less digits than its factorization.

172856459532696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313145760055 (or 313145760051 counting only the distinct ones).

The product of its digits is 5878656000, while the sum is 78.

The spelling of 172856459532696 in words is "one hundred seventy-two trillion, eight hundred fifty-six billion, four hundred fifty-nine million, five hundred thirty-two thousand, six hundred ninety-six".