66301832017 has 2 divisors, whose sum is σ = 66301832018. Its totient is φ = 66301832016.

The previous prime is 66301832011. The next prime is 66301832041. The reversal of 66301832017 is 71023810366.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57985121601 + 8316710416 = 240801^2 + 91196^2 .

It is a cyclic number.

It is not a de Polignac number, because 66301832017 - 2³⁵ = 31942093649 is a prime.

It is not a weakly prime, because it can be changed into another prime (66301832011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33150916008 + 33150916009.

It is an arithmetic number, because the mean of its divisors is an integer number (33150916009).

Almost surely, 2^66301832017 is an apocalyptic number.

It is an amenable number.

66301832017 is a deficient number, since it is larger than the sum of its proper divisors (1).

66301832017 is an equidigital number, since it uses as much as digits as its factorization.

66301832017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 66301832017 in words is "sixty-six billion, three hundred one million, eight hundred thirty-two thousand, seventeen".