322620074952 has 256 divisors, whose sum is σ = 962306457600. Its totient is φ = 88197258240.

The previous prime is 322620074947. The next prime is 322620074957. The reversal of 322620074952 is 259470026223.

It is an interprime number because it is at equal distance from previous prime (322620074947) and next prime (322620074957).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (322620074957) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 187242363 + ... + 187244085.

It is an arithmetic number, because the mean of its divisors is an integer number (3759009600).

Almost surely, 2^322620074952 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 322620074952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (481153228800).

322620074952 is an abundant number, since it is smaller than the sum of its proper divisors (639686382648).

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

322620074952 is a wasteful number, since it uses less digits than its factorization.

322620074952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156 (or 2152 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 322620074952 in words is "three hundred twenty-two billion, six hundred twenty million, seventy-four thousand, nine hundred fifty-two".