325765575872 has 112 divisors (see below), whose sum is σ = 714156458400. Its totient is φ = 146205941760.

The previous prime is 325765575869. The next prime is 325765575881. The reversal of 325765575872 is 278575567523.

It is a super-2 number, since 2×325765575872² (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 15 ways as a sum of consecutive naturals, for example, 22476404 + ... + 22490892.

It is an arithmetic number, because the mean of its divisors is an integer number (6376396950).

Almost surely, 2^325765575872 is an apocalyptic number.

325765575872 is a gapful number since it is divisible by the number (32) 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 325765575872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (357078229200).

325765575872 is an abundant number, since it is smaller than the sum of its proper divisors (388390882528).

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

325765575872 is a wasteful number, since it uses less digits than its factorization.

325765575872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14914 (or 14904 counting only the distinct ones).

The product of its digits is 123480000, while the sum is 62.

The spelling of 325765575872 in words is "three hundred twenty-five billion, seven hundred sixty-five million, five hundred seventy-five thousand, eight hundred seventy-two".