6650110666 has 8 divisors (see below), whose sum is σ = 9975536064. Its totient is φ = 3324931980.

The previous prime is 6650110657. The next prime is 6650110667. The reversal of 6650110666 is 6660110566.

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

It is not an unprimeable number, because it can be changed into a prime (6650110667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37801 + ... + 121363.

It is an arithmetic number, because the mean of its divisors is an integer number (1246942008).

Almost surely, 2^6650110666 is an apocalyptic number.

6650110666 is a deficient number, since it is larger than the sum of its proper divisors (3325425398).

6650110666 is a wasteful number, since it uses less digits than its factorization.

6650110666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123356.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 6650110666 is about 81548.2106854589. The cubic root of 6650110666 is about 1880.5127869723.

The spelling of 6650110666 in words is "six billion, six hundred fifty million, one hundred ten thousand, six hundred sixty-six".