325316243540 has 24 divisors (see below), whose sum is σ = 723350236392. Its totient is φ = 122471997440.

The previous prime is 325316243509. The next prime is 325316243561. The reversal of 325316243540 is 45342613523.

It can be written as a sum of positive squares in 4 ways, for example, as 155865460804 + 169450782736 = 394798^2 + 411644^2 .

It is a junction number, because it is equal to n+sod(n) for n = 325316243494 and 325316243503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478405901 + ... + 478406580.

It is an arithmetic number, because the mean of its divisors is an integer number (30139593183).

Almost surely, 2^325316243540 is an apocalyptic number.

It is an amenable number.

325316243540 is an abundant number, since it is smaller than the sum of its proper divisors (398033992852).

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

325316243540 is a wasteful number, since it uses less digits than its factorization.

325316243540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956812507 (or 956812505 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 38.

The spelling of 325316243540 in words is "three hundred twenty-five billion, three hundred sixteen million, two hundred forty-three thousand, five hundred forty".