8666532706 has 16 divisors (see below), whose sum is σ = 14144115384. Its totient is φ = 3958700544.

The previous prime is 8666532703. The next prime is 8666532751. The reversal of 8666532706 is 6072356668.

It can be written as a sum of positive squares in 4 ways, for example, as 7879225225 + 787307481 = 88765^2 + 28059^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8666532706.

It is not an unprimeable number, because it can be changed into a prime (8666532703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1715665 + ... + 1720708.

Almost surely, 2^8666532706 is an apocalyptic number.

8666532706 is a deficient number, since it is larger than the sum of its proper divisors (5477582678).

8666532706 is a wasteful number, since it uses less digits than its factorization.

8666532706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3436485.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The square root of 8666532706 is about 93094.2141381515. The cubic root of 8666532706 is about 2054.0694658900.

The spelling of 8666532706 in words is "eight billion, six hundred sixty-six million, five hundred thirty-two thousand, seven hundred six".