8605530866 has 16 divisors (see below), whose sum is σ = 13765943520. Its totient is φ = 4020525120.

The previous prime is 8605530859. The next prime is 8605530881. The reversal of 8605530866 is 6680355068.

It is a super-2 number, since 2×8605530866² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8605530866.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 905720 + ... + 915171.

It is an arithmetic number, because the mean of its divisors is an integer number (860371470).

Almost surely, 2^8605530866 is an apocalyptic number.

8605530866 is a deficient number, since it is larger than the sum of its proper divisors (5160412654).

8605530866 is a wasteful number, since it uses less digits than its factorization.

8605530866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1821049.

The product of its (nonzero) digits is 1036800, while the sum is 47.

The square root of 8605530866 is about 92766.0005928896. Note that the first 3 decimals coincide. The cubic root of 8605530866 is about 2049.2387310989.

The spelling of 8605530866 in words is "eight billion, six hundred five million, five hundred thirty thousand, eight hundred sixty-six".