2668948264 has 16 divisors (see below), whose sum is σ = 5005081620. Its totient is φ = 1334259840.

The previous prime is 2668948237. The next prime is 2668948277. The reversal of 2668948264 is 4628498662.

2668948264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2577592900 + 91355364 = 50770^2 + 9558^2 .

It is a super-2 number, since 2×2668948264² = 14246569671817227392, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34354 + ... + 80734.

Almost surely, 2^2668948264 is an apocalyptic number.

It is an amenable number.

2668948264 is a deficient number, since it is larger than the sum of its proper divisors (2336133356).

2668948264 is a wasteful number, since it uses less digits than its factorization.

2668948264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53580 (or 53576 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 55.

The square root of 2668948264 is about 51661.8646972794. The cubic root of 2668948264 is about 1387.1179287691.

The spelling of 2668948264 in words is "two billion, six hundred sixty-eight million, nine hundred forty-eight thousand, two hundred sixty-four".