322897860864 has 720 divisors, whose sum is σ = 1046873027200. Its totient is φ = 98680799232.

The previous prime is 322897860863. The next prime is 322897860949. The reversal of 322897860864 is 468068798223.

It is not an unprimeable number, because it can be changed into a prime (322897860863) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2962365642 + ... + 2962365750.

Almost surely, 2^322897860864 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 322897860864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (523436513600).

322897860864 is an abundant number, since it is smaller than the sum of its proper divisors (723975166336).

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

322897860864 is a wasteful number, since it uses less digits than its factorization.

322897860864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 63.

The spelling of 322897860864 in words is "three hundred twenty-two billion, eight hundred ninety-seven million, eight hundred sixty thousand, eight hundred sixty-four".