612320052066017 has 2 divisors, whose sum is σ = 612320052066018. Its totient is φ = 612320052066016.

The previous prime is 612320052066013. The next prime is 612320052066053. The reversal of 612320052066017 is 710660250023216.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 612062849929216 + 257202136801 = 24739904^2 + 507151^2 .

It is a cyclic number.

It is not a de Polignac number, because 612320052066017 - 2² = 612320052066013 is a prime.

It is not a weakly prime, because it can be changed into another prime (612320052066013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306160026033008 + 306160026033009.

It is an arithmetic number, because the mean of its divisors is an integer number (306160026033009).

Almost surely, 2^{612320052066017} is an apocalyptic number.

It is an amenable number.

612320052066017 is a deficient number, since it is larger than the sum of its proper divisors (1).

612320052066017 is an equidigital number, since it uses as much as digits as its factorization.

612320052066017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 612320052066017 in words is "six hundred twelve trillion, three hundred twenty billion, fifty-two million, sixty-six thousand, seventeen".