8255278279 has 2 divisors, whose sum is σ = 8255278280. Its totient is φ = 8255278278.

The previous prime is 8255278261. The next prime is 8255278337. The reversal of 8255278279 is 9728725528.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8255278279 - 2¹¹ = 8255276231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8255278259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4127639139 + 4127639140.

It is an arithmetic number, because the mean of its divisors is an integer number (4127639140).

Almost surely, 2^8255278279 is an apocalyptic number.

8255278279 is a deficient number, since it is larger than the sum of its proper divisors (1).

8255278279 is an equidigital number, since it uses as much as digits as its factorization.

8255278279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5644800, while the sum is 55.

The square root of 8255278279 is about 90858.5619465772. The cubic root of 8255278279 is about 2021.0508435407.

The spelling of 8255278279 in words is "eight billion, two hundred fifty-five million, two hundred seventy-eight thousand, two hundred seventy-nine".