325116032240 has 40 divisors (see below), whose sum is σ = 756257355360. Its totient is φ = 129984033536.

The previous prime is 325116032209. The next prime is 325116032251. The reversal of 325116032240 is 42230611523.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

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, 806675 + ... + 1140594.

It is an arithmetic number, because the mean of its divisors is an integer number (18906433884).

Almost surely, 2^325116032240 is an apocalyptic number.

It is an amenable number.

325116032240 is an abundant number, since it is smaller than the sum of its proper divisors (431141323120).

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

325116032240 is a wasteful number, since it uses less digits than its factorization.

325116032240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949369 (or 1949363 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 325116032240 its reverse (42230611523), we get a palindrome (367346643763).

The spelling of 325116032240 in words is "three hundred twenty-five billion, one hundred sixteen million, thirty-two thousand, two hundred forty".