2668896992 has 12 divisors (see below), whose sum is σ = 5254391016. Its totient is φ = 1334448480.

The previous prime is 2668896983. The next prime is 2668897013. The reversal of 2668896992 is 2996988662.

It is a happy number.

It is a super-2 number, since 2×2668896992² = 14246022307813296128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41701484 + ... + 41701547.

It is an arithmetic number, because the mean of its divisors is an integer number (437865918).

Almost surely, 2^2668896992 is an apocalyptic number.

It is an amenable number.

2668896992 is a deficient number, since it is larger than the sum of its proper divisors (2585494024).

2668896992 is an equidigital number, since it uses as much as digits as its factorization.

2668896992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83403041 (or 83403033 counting only the distinct ones).

The product of its digits is 40310784, while the sum is 65.

The square root of 2668896992 is about 51661.3684681310. The cubic root of 2668896992 is about 1387.1090462732.

The spelling of 2668896992 in words is "two billion, six hundred sixty-eight million, eight hundred ninety-six thousand, nine hundred ninety-two".