172819145334 has 32 divisors (see below), whose sum is σ = 377355407616. Its totient is φ = 52328402720.

The previous prime is 172819145297. The next prime is 172819145351. The reversal of 172819145334 is 433541918271.

172819145334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 940962 + ... + 1109525.

It is an arithmetic number, because the mean of its divisors is an integer number (11792356488).

Almost surely, 2^172819145334 is an apocalyptic number.

172819145334 is an abundant number, since it is smaller than the sum of its proper divisors (204536262282).

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

172819145334 is a wasteful number, since it uses less digits than its factorization.

172819145334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051780.

The product of its digits is 725760, while the sum is 48.

The spelling of 172819145334 in words is "one hundred seventy-two billion, eight hundred nineteen million, one hundred forty-five thousand, three hundred thirty-four".