999970000279 has 2 divisors, whose sum is σ = 999970000280. Its totient is φ = 999970000278.

The previous prime is 999970000201. The next prime is 999970000313. The reversal of 999970000279 is 972000079999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 999970000279 - 2¹⁵ = 999969967511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999970000079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499985000139 + 499985000140.

It is an arithmetic number, because the mean of its divisors is an integer number (499985000140).

Almost surely, 2^999970000279 is an apocalyptic number.

999970000279 is a deficient number, since it is larger than the sum of its proper divisors (1).

999970000279 is an equidigital number, since it uses as much as digits as its factorization.

999970000279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5786802, while the sum is 61.

The spelling of 999970000279 in words is "nine hundred ninety-nine billion, nine hundred seventy million, two hundred seventy-nine", and thus it is an aban number.