32320234320 has 320 divisors, whose sum is σ = 112775639040. Its totient is φ = 7589632000.

The previous prime is 32320234307. The next prime is 32320234321. The reversal of 32320234320 is 2343202323.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32320234321) 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, 12530791 + ... + 12533369.

It is an arithmetic number, because the mean of its divisors is an integer number (352423872).

Almost surely, 2^32320234320 is an apocalyptic number.

32320234320 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 32320234320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56387819520).

32320234320 is an abundant number, since it is smaller than the sum of its proper divisors (80455404720).

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

32320234320 is a wasteful number, since it uses less digits than its factorization.

32320234320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2754 (or 2748 counting only the distinct ones).

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

Adding to 32320234320 its reverse (2343202323), we get a palindrome (34663436643).

The spelling of 32320234320 in words is "thirty-two billion, three hundred twenty million, two hundred thirty-four thousand, three hundred twenty".