328003643298217 has 2 divisors, whose sum is σ = 328003643298218. Its totient is φ = 328003643298216.

The previous prime is 328003643298193. The next prime is 328003643298241. The reversal of 328003643298217 is 712892346300823.

It is a balanced prime because it is at equal distance from previous prime (328003643298193) and next prime (328003643298241).

It can be written as a sum of positive squares in only one way, i.e., 327035251501456 + 968391796761 = 18084116^2 + 984069^2 .

It is a cyclic number.

It is not a de Polignac number, because 328003643298217 - 2³⁹ = 327453887484329 is a prime.

It is not a weakly prime, because it can be changed into another prime (328003643298917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164001821649108 + 164001821649109.

It is an arithmetic number, because the mean of its divisors is an integer number (164001821649109).

Almost surely, 2^{328003643298217} is an apocalyptic number.

It is an amenable number.

328003643298217 is a deficient number, since it is larger than the sum of its proper divisors (1).

328003643298217 is an equidigital number, since it uses as much as digits as its factorization.

328003643298217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20901888, while the sum is 58.

The spelling of 328003643298217 in words is "three hundred twenty-eight trillion, three billion, six hundred forty-three million, two hundred ninety-eight thousand, two hundred seventeen".