172057623326 has 16 divisors (see below), whose sum is σ = 267440851440. Its totient is φ = 82920781440.

The previous prime is 172057623319. The next prime is 172057623329. The reversal of 172057623326 is 623326750271.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172057623329) 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, 2492795 + ... + 2560886.

It is an arithmetic number, because the mean of its divisors is an integer number (16715053215).

Almost surely, 2^172057623326 is an apocalyptic number.

172057623326 is a deficient number, since it is larger than the sum of its proper divisors (95383228114).

172057623326 is a wasteful number, since it uses less digits than its factorization.

172057623326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5054299.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 172057623326 in words is "one hundred seventy-two billion, fifty-seven million, six hundred twenty-three thousand, three hundred twenty-six".