2766666664 has 16 divisors (see below), whose sum is σ = 5188226400. Its totient is φ = 1383139632.

The previous prime is 2766666653. The next prime is 2766666677. The reversal of 2766666664 is 4666666672.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49797 + ... + 89515.

It is an arithmetic number, because the mean of its divisors is an integer number (324264150).

Almost surely, 2^2766666664 is an apocalyptic number.

It is an amenable number.

2766666664 is a deficient number, since it is larger than the sum of its proper divisors (2421559736).

2766666664 is a wasteful number, since it uses less digits than its factorization.

2766666664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48432 (or 48428 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 55.

The square root of 2766666664 is about 52599.1127681827. The cubic root of 2766666664 is about 1403.8443089454.

The spelling of 2766666664 in words is "two billion, seven hundred sixty-six million, six hundred sixty-six thousand, six hundred sixty-four".