322325344040 has 128 divisors (see below), whose sum is σ = 847133925120. Its totient is φ = 108098304000.

The previous prime is 322325344009. The next prime is 322325344043. The reversal of 322325344040 is 40443523223.

It is a junction number, because it is equal to n+sod(n) for n = 322325343988 and 322325344006.

It is not an unprimeable number, because it can be changed into a prime (322325344043) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2278580 + ... + 2415900.

It is an arithmetic number, because the mean of its divisors is an integer number (6618233790).

Almost surely, 2^322325344040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 322325344040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (423566962560).

322325344040 is an abundant number, since it is smaller than the sum of its proper divisors (524808581080).

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

322325344040 is a wasteful number, since it uses less digits than its factorization.

322325344040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137523 (or 137519 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 322325344040 its reverse (40443523223), we get a palindrome (362768867263).

The spelling of 322325344040 in words is "three hundred twenty-two billion, three hundred twenty-five million, three hundred forty-four thousand, forty".