325513609444 has 81 divisors (see below), whose sum is σ = 606992336937. Its totient is φ = 152730740448.

The previous prime is 325513609417. The next prime is 325513609451. The reversal of 325513609444 is 444906315523.

The square root of 325513609444 is 570538.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 95413032100 + 230100577344 = 308890^2 + 479688^2 .

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a junction number, because it is equal to n+sod(n) for n = 325513609394 and 325513609403.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2073335014 + ... + 2073335170.

Almost surely, 2^325513609444 is an apocalyptic number.

325513609444 is the 570538-th square number.

It is an amenable number.

325513609444 is a deficient number, since it is larger than the sum of its proper divisors (281478727493).

325513609444 is an equidigital number, since it uses as much as digits as its factorization.

325513609444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 325513609444 in words is "three hundred twenty-five billion, five hundred thirteen million, six hundred nine thousand, four hundred forty-four".