324172960438 has 4 divisors (see below), whose sum is σ = 486259440660. Its totient is φ = 162086480218.

The previous prime is 324172960429. The next prime is 324172960439. The reversal of 324172960438 is 834069271423.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×324172960438² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 324172960391 and 324172960400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324172960439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81043240108 + ... + 81043240111.

It is an arithmetic number, because the mean of its divisors is an integer number (121564860165).

Almost surely, 2^324172960438 is an apocalyptic number.

324172960438 is a deficient number, since it is larger than the sum of its proper divisors (162086480222).

324172960438 is a wasteful number, since it uses less digits than its factorization.

324172960438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162086480221.

The product of its (nonzero) digits is 1741824, while the sum is 49.

The spelling of 324172960438 in words is "three hundred twenty-four billion, one hundred seventy-two million, nine hundred sixty thousand, four hundred thirty-eight".