322311422444 has 72 divisors (see below), whose sum is σ = 653059706880. Its totient is φ = 138699617760.

The previous prime is 322311422437. The next prime is 322311422483. The reversal of 322311422444 is 444224113223.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 322311422444.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14398949 + ... + 14421315.

Almost surely, 2^322311422444 is an apocalyptic number.

It is an amenable number.

322311422444 is an abundant number, since it is smaller than the sum of its proper divisors (330748284436).

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

322311422444 is a wasteful number, since it uses less digits than its factorization.

322311422444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23979 (or 23966 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

Adding to 322311422444 its reverse (444224113223), we get a palindrome (766535535667).

The spelling of 322311422444 in words is "three hundred twenty-two billion, three hundred eleven million, four hundred twenty-two thousand, four hundred forty-four".