328005075808 has 72 divisors (see below), whose sum is σ = 690594347016. Its totient is φ = 152824473600.

The previous prime is 328005075803. The next prime is 328005075809. The reversal of 328005075808 is 808570500823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328005075803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5519791 + ... + 5578897.

It is an arithmetic number, because the mean of its divisors is an integer number (9591588153).

Almost surely, 2^328005075808 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 328005075808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (345297173508).

328005075808 is an abundant number, since it is smaller than the sum of its proper divisors (362589271208).

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

328005075808 is a wasteful number, since it uses less digits than its factorization.

328005075808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59336 (or 59227 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 46.

The spelling of 328005075808 in words is "three hundred twenty-eight billion, five million, seventy-five thousand, eight hundred eight".