325718392320 has 800 divisors, whose sum is σ = 1254862540800. Its totient is φ = 80490184704.

The previous prime is 325718392297. The next prime is 325718392333. The reversal of 325718392320 is 23293817523.

325718392320 is a `hidden beast` number, since 3 + 2 + 571 + 8 + 39 + 23 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 185171601 + ... + 185173359.

It is an arithmetic number, because the mean of its divisors is an integer number (1568578176).

Almost surely, 2^325718392320 is an apocalyptic number.

325718392320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325718392320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (627431270400).

325718392320 is an abundant number, since it is smaller than the sum of its proper divisors (929144148480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325718392320 is a wasteful number, since it uses less digits than its factorization.

325718392320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860 (or 1835 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 325718392320 in words is "three hundred twenty-five billion, seven hundred eighteen million, three hundred ninety-two thousand, three hundred twenty".