328281355752 has 128 divisors (see below), whose sum is σ = 979740057600. Its totient is φ = 89623784448.

The previous prime is 328281355723. The next prime is 328281355763. The reversal of 328281355752 is 257553182823.

It is a junction number, because it is equal to n+sod(n) for n = 328281355695 and 328281355704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3731649 + ... + 3818607.

It is an arithmetic number, because the mean of its divisors is an integer number (7654219200).

Almost surely, 2^328281355752 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 328281355752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (489870028800).

328281355752 is an abundant number, since it is smaller than the sum of its proper divisors (651458701848).

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

328281355752 is a wasteful number, since it uses less digits than its factorization.

328281355752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87975 (or 87971 counting only the distinct ones).

The product of its digits is 4032000, while the sum is 51.

The spelling of 328281355752 in words is "three hundred twenty-eight billion, two hundred eighty-one million, three hundred fifty-five thousand, seven hundred fifty-two".