325110730440 has 64 divisors (see below), whose sum is σ = 977595298560. Its totient is φ = 86495029760.

The previous prime is 325110730433. The next prime is 325110730453. The reversal of 325110730440 is 44037011523.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 325110730398 and 325110730407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3091269 + ... + 3194708.

It is an arithmetic number, because the mean of its divisors is an integer number (15274926540).

Almost surely, 2^325110730440 is an apocalyptic number.

325110730440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

325110730440 is an abundant number, since it is smaller than the sum of its proper divisors (652484568120).

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

325110730440 is a wasteful number, since it uses less digits than its factorization.

325110730440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6286422 (or 6286418 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

Adding to 325110730440 its reverse (44037011523), we get a palindrome (369147741963).

The spelling of 325110730440 in words is "three hundred twenty-five billion, one hundred ten million, seven hundred thirty thousand, four hundred forty".