325620528852 has 96 divisors (see below), whose sum is σ = 811081434240. Its totient is φ = 101317365760.

The previous prime is 325620528841. The next prime is 325620528853. The reversal of 325620528852 is 258825026523.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325620528853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85755418 + ... + 85759214.

It is an arithmetic number, because the mean of its divisors is an integer number (8448764940).

Almost surely, 2^325620528852 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325620528852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (405540717120).

325620528852 is an abundant number, since it is smaller than the sum of its proper divisors (485460905388).

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

325620528852 is a wasteful number, since it uses less digits than its factorization.

325620528852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7161 (or 7159 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 48.

The spelling of 325620528852 in words is "three hundred twenty-five billion, six hundred twenty million, five hundred twenty-eight thousand, eight hundred fifty-two".