322383832640 has 28 divisors (see below), whose sum is σ = 767676502236. Its totient is φ = 128953532928.

The previous prime is 322383832613. The next prime is 322383832649. The reversal of 322383832640 is 46238383223.

It can be written as a sum of positive squares in 2 ways, for example, as 117298030144 + 205085802496 = 342488^2 + 452864^2 .

It is a junction number, because it is equal to n+sod(n) for n = 322383832591 and 322383832600.

It is not an unprimeable number, because it can be changed into a prime (322383832649) 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 3 ways as a sum of consecutive naturals, for example, 503724419 + ... + 503725058.

It is an arithmetic number, because the mean of its divisors is an integer number (27417017937).

Almost surely, 2^322383832640 is an apocalyptic number.

It is an amenable number.

322383832640 is an abundant number, since it is smaller than the sum of its proper divisors (445292669596).

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

322383832640 is a wasteful number, since it uses less digits than its factorization.

322383832640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007449494 (or 1007449484 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 322383832640 in words is "three hundred twenty-two billion, three hundred eighty-three million, eight hundred thirty-two thousand, six hundred forty".