2666776612 has 48 divisors (see below), whose sum is σ = 5009195520. Its totient is φ = 1239955200.

The previous prime is 2666776603. The next prime is 2666776631. The reversal of 2666776612 is 2166776662.

2666776612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2666776612² = 14223394996620397088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336714 + ... + 344542.

It is an arithmetic number, because the mean of its divisors is an integer number (104358240).

Almost surely, 2^2666776612 is an apocalyptic number.

It is an amenable number.

2666776612 is a deficient number, since it is larger than the sum of its proper divisors (2342418908).

2666776612 is a wasteful number, since it uses less digits than its factorization.

2666776612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7972 (or 7970 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 49.

The square root of 2666776612 is about 51640.8424795723. The cubic root of 2666776612 is about 1386.7416063985.

The spelling of 2666776612 in words is "two billion, six hundred sixty-six million, seven hundred seventy-six thousand, six hundred twelve".