8666696606 has 8 divisors (see below), whose sum is σ = 13001436360. Its totient is φ = 4332884488.

The previous prime is 8666696531. The next prime is 8666696639. The reversal of 8666696606 is 6066966668.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×8666696606² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208061 + ... + 246216.

It is an arithmetic number, because the mean of its divisors is an integer number (1625179545).

Almost surely, 2^8666696606 is an apocalyptic number.

8666696606 is a deficient number, since it is larger than the sum of its proper divisors (4334739754).

8666696606 is a wasteful number, since it uses less digits than its factorization.

8666696606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463818.

The product of its (nonzero) digits is 20155392, while the sum is 59.

The square root of 8666696606 is about 93095.0944250018. The cubic root of 8666696606 is about 2054.0824145465.

The spelling of 8666696606 in words is "eight billion, six hundred sixty-six million, six hundred ninety-six thousand, six hundred six".