2066679299 has 2 divisors, whose sum is σ = 2066679300. Its totient is φ = 2066679298.

The previous prime is 2066679259. The next prime is 2066679301. The reversal of 2066679299 is 9929766602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2066679299 - 2¹² = 2066675203 is a prime.

It is a Sophie Germain prime.

Together with 2066679301, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2066679259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033339649 + 1033339650.

It is an arithmetic number, because the mean of its divisors is an integer number (1033339650).

Almost surely, 2^2066679299 is an apocalyptic number.

2066679299 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066679299 is an equidigital number, since it uses as much as digits as its factorization.

2066679299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4408992, while the sum is 56.

The square root of 2066679299 is about 45460.7445935502. The cubic root of 2066679299 is about 1273.7700401170.

The spelling of 2066679299 in words is "two billion, sixty-six million, six hundred seventy-nine thousand, two hundred ninety-nine".