328771504996 has 81 divisors (see below), whose sum is σ = 643644082137. Its totient is φ = 146832686880.

The previous prime is 328771504991. The next prime is 328771505017. The reversal of 328771504996 is 699405177823.

The square root of 328771504996 is 573386.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 77610159396 + 251161345600 = 278586^2 + 501160^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328771504991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 845170770 + ... + 845171158.

It is a 1-persistent number, because it is pandigital, but 2⋅328771504996 = 657543009992 is not.

Almost surely, 2^328771504996 is an apocalyptic number.

328771504996 is the 573386-th square number.

It is an amenable number.

328771504996 is a deficient number, since it is larger than the sum of its proper divisors (314872577141).

328771504996 is an equidigital number, since it uses as much as digits as its factorization.

328771504996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 61.

The spelling of 328771504996 in words is "three hundred twenty-eight billion, seven hundred seventy-one million, five hundred four thousand, nine hundred ninety-six".