32320322304 has 144 divisors (see below), whose sum is σ = 89996175360. Its totient is φ = 10286571520.

The previous prime is 32320322273. The next prime is 32320322323. The reversal of 32320322304 is 40322302323.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1469017 + ... + 1490855.

It is an arithmetic number, because the mean of its divisors is an integer number (624973440).

Almost surely, 2^32320322304 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 32320322304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44998087680).

32320322304 is an abundant number, since it is smaller than the sum of its proper divisors (57675853056).

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

32320322304 is a wasteful number, since it uses less digits than its factorization.

32320322304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21946 (or 21932 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 32320322304 its reverse (40322302323), we get a palindrome (72642624627).

The spelling of 32320322304 in words is "thirty-two billion, three hundred twenty million, three hundred twenty-two thousand, three hundred four".