325564716688 has 20 divisors (see below), whose sum is σ = 631874865580. Its totient is φ = 162500235264.

The previous prime is 325564716671. The next prime is 325564716731. The reversal of 325564716688 is 886617465523.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 287480413584 + 38084303104 = 536172^2 + 195152^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17623173 + ... + 17641636.

It is an arithmetic number, because the mean of its divisors is an integer number (31593743279).

Almost surely, 2^325564716688 is an apocalyptic number.

It is an amenable number.

325564716688 is a deficient number, since it is larger than the sum of its proper divisors (306310148892).

325564716688 is a wasteful number, since it uses less digits than its factorization.

325564716688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35265394 (or 35265388 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 61.

The spelling of 325564716688 in words is "three hundred twenty-five billion, five hundred sixty-four million, seven hundred sixteen thousand, six hundred eighty-eight".