2866716666 has 24 divisors (see below), whose sum is σ = 6775876224. Its totient is φ = 868701960.

The previous prime is 2866716659. The next prime is 2866716691. The reversal of 2866716666 is 6666176682.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7238986 + ... + 7239381.

It is an arithmetic number, because the mean of its divisors is an integer number (282328176).

Almost surely, 2^2866716666 is an apocalyptic number.

2866716666 is an abundant number, since it is smaller than the sum of its proper divisors (3909159558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2866716666 is a wasteful number, since it uses less digits than its factorization.

2866716666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14478386 (or 14478383 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 2866716666 is about 53541.7282687065. The cubic root of 2866716666 is about 1420.5665705133.

The spelling of 2866716666 in words is "two billion, eight hundred sixty-six million, seven hundred sixteen thousand, six hundred sixty-six".