172324484312 has 16 divisors (see below), whose sum is σ = 323113116840. Its totient is φ = 86160986496.

The previous prime is 172324484303. The next prime is 172324484347. The reversal of 172324484312 is 213484423271.

It is a happy number.

It is a super-2 number, since 2×172324484312² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 172324484312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 704288 + ... + 916880.

Almost surely, 2^172324484312 is an apocalyptic number.

It is an amenable number.

172324484312 is a deficient number, since it is larger than the sum of its proper divisors (150788632528).

172324484312 is a wasteful number, since it uses less digits than its factorization.

172324484312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313922 (or 313918 counting only the distinct ones).

The product of its digits is 258048, while the sum is 41.

The spelling of 172324484312 in words is "one hundred seventy-two billion, three hundred twenty-four million, four hundred eighty-four thousand, three hundred twelve".