322820930880 has 672 divisors, whose sum is σ = 1297785535488. Its totient is φ = 72124416000.

The previous prime is 322820930879. The next prime is 322820930897. The reversal of 322820930880 is 88039028223.

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 460514530 + ... + 460515230.

Almost surely, 2^322820930880 is an apocalyptic number.

322820930880 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 322820930880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (648892767744).

322820930880 is an abundant number, since it is smaller than the sum of its proper divisors (974964604608).

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

322820930880 is a wasteful number, since it uses less digits than its factorization.

322820930880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215 (or 1202 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 322820930880 in words is "three hundred twenty-two billion, eight hundred twenty million, nine hundred thirty thousand, eight hundred eighty".