328330256567249 has 2 divisors, whose sum is σ = 328330256567250. Its totient is φ = 328330256567248.

The previous prime is 328330256567219. The next prime is 328330256567267. The reversal of 328330256567249 is 942765652033823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 274762715137024 + 53567541430225 = 16575968^2 + 7318985^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328330256567249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (328330256567219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164165128283624 + 164165128283625.

It is an arithmetic number, because the mean of its divisors is an integer number (164165128283625).

Almost surely, 2^{328330256567249} is an apocalyptic number.

It is an amenable number.

328330256567249 is a deficient number, since it is larger than the sum of its proper divisors (1).

328330256567249 is an equidigital number, since it uses as much as digits as its factorization.

328330256567249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 391910400, while the sum is 65.

The spelling of 328330256567249 in words is "three hundred twenty-eight trillion, three hundred thirty billion, two hundred fifty-six million, five hundred sixty-seven thousand, two hundred forty-nine".