325205244225 has 96 divisors (see below), whose sum is σ = 628527271680. Its totient is φ = 164638656000.

The previous prime is 325205244187. The next prime is 325205244239. The reversal of 325205244225 is 522442502523.

325205244225 is a `hidden beast` number, since 3 + 2 + 5 + 205 + 2 + 442 + 2 + 5 = 666.

It is not a de Polignac number, because 325205244225 - 2²⁵ = 325171689793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 325205244225.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 865180 + ... + 1182770.

It is an arithmetic number, because the mean of its divisors is an integer number (6547159080).

Almost surely, 2^325205244225 is an apocalyptic number.

It is an amenable number.

325205244225 is a deficient number, since it is larger than the sum of its proper divisors (303322027455).

325205244225 is a wasteful number, since it uses less digits than its factorization.

325205244225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317688 (or 317677 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 325205244225 its reverse (522442502523), we get a palindrome (847647746748).

The spelling of 325205244225 in words is "three hundred twenty-five billion, two hundred five million, two hundred forty-four thousand, two hundred twenty-five".