6618931200017 has 2 divisors, whose sum is σ = 6618931200018. Its totient is φ = 6618931200016.

The previous prime is 6618931199891. The next prime is 6618931200041. The reversal of 6618931200017 is 7100021398166.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6264488386816 + 354442813201 = 2502896^2 + 595351^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6618931200017 is a prime.

It is not a weakly prime, because it can be changed into another prime (6618931200047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3309465600008 + 3309465600009.

It is an arithmetic number, because the mean of its divisors is an integer number (3309465600009).

Almost surely, 2^{6618931200017} is an apocalyptic number.

It is an amenable number.

6618931200017 is a deficient number, since it is larger than the sum of its proper divisors (1).

6618931200017 is an equidigital number, since it uses as much as digits as its factorization.

6618931200017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 44.

The spelling of 6618931200017 in words is "six trillion, six hundred eighteen billion, nine hundred thirty-one million, two hundred thousand, seventeen".