325335616520 has 16 divisors (see below), whose sum is σ = 732005137260. Its totient is φ = 130134246592.

The previous prime is 325335616447. The next prime is 325335616523. The reversal of 325335616520 is 25616533523.

It can be written as a sum of positive squares in 2 ways, for example, as 302101931044 + 23233685476 = 549638^2 + 152426^2 .

It is not an unprimeable number, because it can be changed into a prime (325335616523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4066695167 + ... + 4066695246.

Almost surely, 2^325335616520 is an apocalyptic number.

It is an amenable number.

325335616520 is an abundant number, since it is smaller than the sum of its proper divisors (406669520740).

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

325335616520 is a wasteful number, since it uses less digits than its factorization.

325335616520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8133390424 (or 8133390420 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 41.

The spelling of 325335616520 in words is "three hundred twenty-five billion, three hundred thirty-five million, six hundred sixteen thousand, five hundred twenty".