8666066361 has 16 divisors (see below), whose sum is σ = 11916591104. Its totient is φ = 5598576144.

The previous prime is 8666066359. The next prime is 8666066413. The reversal of 8666066361 is 1636606668.

It is not a de Polignac number, because 8666066361 - 2¹ = 8666066359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8666066361.

It is not an unprimeable number, because it can be changed into a prime (8666066351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248101 + ... + 280866.

It is an arithmetic number, because the mean of its divisors is an integer number (744786944).

Almost surely, 2^8666066361 is an apocalyptic number.

It is an amenable number.

8666066361 is a deficient number, since it is larger than the sum of its proper divisors (3250524743).

8666066361 is a wasteful number, since it uses less digits than its factorization.

8666066361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529140.

The product of its (nonzero) digits is 1119744, while the sum is 48.

The square root of 8666066361 is about 93091.7094106666. The cubic root of 8666066361 is about 2054.0326221587.

The spelling of 8666066361 in words is "eight billion, six hundred sixty-six million, sixty-six thousand, three hundred sixty-one".