3291246429217 has 2 divisors, whose sum is σ = 3291246429218. Its totient is φ = 3291246429216.

The previous prime is 3291246429169. The next prime is 3291246429239. The reversal of 3291246429217 is 7129246421923.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3226941584161 + 64304845056 = 1796369^2 + 253584^2 .

It is a cyclic number.

It is not a de Polignac number, because 3291246429217 - 2⁷ = 3291246429089 is a prime.

It is not a weakly prime, because it can be changed into another prime (3291246429257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1645623214608 + 1645623214609.

It is an arithmetic number, because the mean of its divisors is an integer number (1645623214609).

Almost surely, 2^{3291246429217} is an apocalyptic number.

It is an amenable number.

3291246429217 is a deficient number, since it is larger than the sum of its proper divisors (1).

3291246429217 is an equidigital number, since it uses as much as digits as its factorization.

3291246429217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 52.

The spelling of 3291246429217 in words is "three trillion, two hundred ninety-one billion, two hundred forty-six million, four hundred twenty-nine thousand, two hundred seventeen".