8106666106 has 16 divisors (see below), whose sum is σ = 15160518720. Its totient is φ = 3158441280.

The previous prime is 8106666101. The next prime is 8106666143. The reversal of 8106666106 is 6016666018.

It is not an unprimeable number, because it can be changed into a prime (8106666101) 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, 26320191 + ... + 26320498.

It is an arithmetic number, because the mean of its divisors is an integer number (947532420).

Almost surely, 2^8106666106 is an apocalyptic number.

8106666106 is a deficient number, since it is larger than the sum of its proper divisors (7053852614).

8106666106 is a wasteful number, since it uses less digits than its factorization.

8106666106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52640709.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 8106666106 is about 90037.0263058482. The cubic root of 8106666106 is about 2008.8496264668.

The spelling of 8106666106 in words is "eight billion, one hundred six million, six hundred sixty-six thousand, one hundred six".