172413965572 has 12 divisors (see below), whose sum is σ = 306670742476. Its totient is φ = 84793753440.

The previous prime is 172413965551. The next prime is 172413965627. The reversal of 172413965572 is 275569314271.

It can be written as a sum of positive squares in 2 ways, for example, as 43003975876 + 129409989696 = 207374^2 + 359736^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353307063 + ... + 353307550.

Almost surely, 2^172413965572 is an apocalyptic number.

It is an amenable number.

172413965572 is a deficient number, since it is larger than the sum of its proper divisors (134256776904).

172413965572 is a wasteful number, since it uses less digits than its factorization.

172413965572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706614678 (or 706614676 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 52.

The spelling of 172413965572 in words is "one hundred seventy-two billion, four hundred thirteen million, nine hundred sixty-five thousand, five hundred seventy-two".