2666080904 has 16 divisors (see below), whose sum is σ = 4999721100. Its totient is φ = 1332821952.

The previous prime is 2666080897. The next prime is 2666080909. The reversal of 2666080904 is 4090806662.

It can be written as a sum of positive squares in 2 ways, for example, as 2593864900 + 72216004 = 50930^2 + 8498^2 .

It is not an unprimeable number, because it can be changed into a prime (2666080909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32162 + ... + 79790.

Almost surely, 2^2666080904 is an apocalyptic number.

It is an amenable number.

2666080904 is a deficient number, since it is larger than the sum of its proper divisors (2333640196).

2666080904 is a wasteful number, since it uses less digits than its factorization.

2666080904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54632 (or 54628 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 2666080904 is about 51634.1060153074. The cubic root of 2666080904 is about 1386.6210049786.

The spelling of 2666080904 in words is "two billion, six hundred sixty-six million, eighty thousand, nine hundred four".