322540130532 has 24 divisors (see below), whose sum is σ = 770949581472. Its totient is φ = 104891099200.

The previous prime is 322540130489. The next prime is 322540130639. The reversal of 322540130532 is 235031045223.

It is a self number, because there is not a number n which added to its sum of digits gives 322540130532.

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, 327784194 + ... + 327785177.

It is an arithmetic number, because the mean of its divisors is an integer number (32122899228).

Almost surely, 2^322540130532 is an apocalyptic number.

It is an amenable number.

322540130532 is an abundant number, since it is smaller than the sum of its proper divisors (448409450940).

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

322540130532 is a wasteful number, since it uses less digits than its factorization.

322540130532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655569419 (or 655569417 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 322540130532 its reverse (235031045223), we get a palindrome (557571175755).

The spelling of 322540130532 in words is "three hundred twenty-two billion, five hundred forty million, one hundred thirty thousand, five hundred thirty-two".