299878369079 has 2 divisors, whose sum is σ = 299878369080. Its totient is φ = 299878369078.

The previous prime is 299878369067. The next prime is 299878369081. The reversal of 299878369079 is 970963878992.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-299878369079 is a prime.

Together with 299878369081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (299878369279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149939184539 + 149939184540.

It is an arithmetic number, because the mean of its divisors is an integer number (149939184540).

Almost surely, 2^299878369079 is an apocalyptic number.

299878369079 is a deficient number, since it is larger than the sum of its proper divisors (1).

299878369079 is an equidigital number, since it uses as much as digits as its factorization.

299878369079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 740710656, while the sum is 77.

The spelling of 299878369079 in words is "two hundred ninety-nine billion, eight hundred seventy-eight million, three hundred sixty-nine thousand, seventy-nine".