322455242312 has 128 divisors (see below), whose sum is σ = 735923404800. Its totient is φ = 129480519168.

The previous prime is 322455242309. The next prime is 322455242359. The reversal of 322455242312 is 213242554223.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12910028 + ... + 12934980.

It is an arithmetic number, because the mean of its divisors is an integer number (5749401600).

Almost surely, 2^322455242312 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 322455242312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367961702400).

322455242312 is an abundant number, since it is smaller than the sum of its proper divisors (413468162488).

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

322455242312 is a wasteful number, since it uses less digits than its factorization.

322455242312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25195 (or 25191 counting only the distinct ones).

The product of its digits is 115200, while the sum is 35.

Adding to 322455242312 its reverse (213242554223), we get a palindrome (535697796535).

The spelling of 322455242312 in words is "three hundred twenty-two billion, four hundred fifty-five million, two hundred forty-two thousand, three hundred twelve".