328539422408 has 36 divisors (see below), whose sum is σ = 619837694385. Its totient is φ = 163255645600.

The previous prime is 328539422377. The next prime is 328539422417. The reversal of 328539422408 is 804224935823.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 320064010564 + 8475411844 = 565742^2 + 92062^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=405302.

It is a Duffinian number.

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 8 ways as a sum of consecutive naturals, for example, 309650198 + ... + 309651258.

Almost surely, 2^328539422408 is an apocalyptic number.

It is an amenable number.

328539422408 is a deficient number, since it is larger than the sum of its proper divisors (291298271977).

328539422408 is an frugal number, since it uses more digits than its factorization.

328539422408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2510 (or 1254 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 50.

Multiplying 328539422408 by its sum of digits (50), we get a square (16426971120400 = 4053020²).

The spelling of 328539422408 in words is "three hundred twenty-eight billion, five hundred thirty-nine million, four hundred twenty-two thousand, four hundred eight".