325972398512 has 40 divisors (see below), whose sum is σ = 633428208000. Its totient is φ = 162507640832.

The previous prime is 325972398461. The next prime is 325972398529. The reversal of 325972398512 is 215893279523.

It is a happy number.

It is a super-2 number, since 2×325972398512² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9309614 + ... + 9344562.

It is an arithmetic number, because the mean of its divisors is an integer number (15835705200).

Almost surely, 2^325972398512 is an apocalyptic number.

It is an amenable number.

325972398512 is a deficient number, since it is larger than the sum of its proper divisors (307455809488).

325972398512 is a wasteful number, since it uses less digits than its factorization.

325972398512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36653 (or 36647 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 56.

The spelling of 325972398512 in words is "three hundred twenty-five billion, nine hundred seventy-two million, three hundred ninety-eight thousand, five hundred twelve".