279028496947 has 2 divisors, whose sum is σ = 279028496948. Its totient is φ = 279028496946.

The previous prime is 279028496911. The next prime is 279028497031. The reversal of 279028496947 is 749694820972.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 279028496947 - 2¹⁹ = 279027972659 is a prime.

It is not a weakly prime, because it can be changed into another prime (279028491947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139514248473 + 139514248474.

It is an arithmetic number, because the mean of its divisors is an integer number (139514248474).

Almost surely, 2^279028496947 is an apocalyptic number.

279028496947 is a deficient number, since it is larger than the sum of its proper divisors (1).

279028496947 is an equidigital number, since it uses as much as digits as its factorization.

279028496947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 109734912, while the sum is 67.

The spelling of 279028496947 in words is "two hundred seventy-nine billion, twenty-eight million, four hundred ninety-six thousand, nine hundred forty-seven".