322918420608 has 320 divisors, whose sum is σ = 1136165025600. Its totient is φ = 89080363008.

The previous prime is 322918420577. The next prime is 322918420609. The reversal of 322918420608 is 806024819223.

322918420608 is a `hidden beast` number, since 3 + 2 + 2 + 9 + 18 + 4 + 20 + 608 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (322918420609) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2027991 + ... + 2181417.

It is an arithmetic number, because the mean of its divisors is an integer number (3550515705).

Almost surely, 2^322918420608 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 322918420608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (568082512800).

322918420608 is an abundant number, since it is smaller than the sum of its proper divisors (813246604992).

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

322918420608 is a wasteful number, since it uses less digits than its factorization.

322918420608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153489 (or 153468 counting only the distinct ones).

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

The spelling of 322918420608 in words is "three hundred twenty-two billion, nine hundred eighteen million, four hundred twenty thousand, six hundred eight".