2668677263 has 16 divisors (see below), whose sum is σ = 3100688640. Its totient is φ = 2249669376.

The previous prime is 2668677259. The next prime is 2668677287. The reversal of 2668677263 is 3627768662.

It is a cyclic number.

It is not a de Polignac number, because 2668677263 - 2² = 2668677259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2668677293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91295 + ... + 116927.

It is an arithmetic number, because the mean of its divisors is an integer number (193793040).

Almost surely, 2^2668677263 is an apocalyptic number.

2668677263 is a deficient number, since it is larger than the sum of its proper divisors (432011377).

2668677263 is a wasteful number, since it uses less digits than its factorization.

2668677263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25886.

The product of its digits is 6096384, while the sum is 53.

The square root of 2668677263 is about 51659.2417966040. The cubic root of 2668677263 is about 1387.0709785559.

The spelling of 2668677263 in words is "two billion, six hundred sixty-eight million, six hundred seventy-seven thousand, two hundred sixty-three".