8606666617 has 16 divisors (see below), whose sum is σ = 8928751104. Its totient is φ = 8287488000.

The previous prime is 8606666599. The next prime is 8606666633. The reversal of 8606666617 is 7166666068.

It is a cyclic number.

It is not a de Polignac number, because 8606666617 - 2¹¹ = 8606664569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8606666317) 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 in 15 ways as a sum of consecutive naturals, for example, 7888242 + ... + 7889332.

It is an arithmetic number, because the mean of its divisors is an integer number (558046944).

Almost surely, 2^8606666617 is an apocalyptic number.

It is an amenable number.

8606666617 is a deficient number, since it is larger than the sum of its proper divisors (322084487).

8606666617 is a wasteful number, since it uses less digits than its factorization.

8606666617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2160.

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

The square root of 8606666617 is about 92772.1219817678. The cubic root of 8606666617 is about 2049.3288794230.

The spelling of 8606666617 in words is "eight billion, six hundred six million, six hundred sixty-six thousand, six hundred seventeen".