8278996807 has 2 divisors, whose sum is σ = 8278996808. Its totient is φ = 8278996806.

The previous prime is 8278996751. The next prime is 8278996853. The reversal of 8278996807 is 7086998728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8278996807 - 2¹⁹ = 8278472519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8278996007) 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, 4139498403 + 4139498404.

It is an arithmetic number, because the mean of its divisors is an integer number (4139498404).

Almost surely, 2^8278996807 is an apocalyptic number.

8278996807 is a deficient number, since it is larger than the sum of its proper divisors (1).

8278996807 is an equidigital number, since it uses as much as digits as its factorization.

8278996807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24385536, while the sum is 64.

The square root of 8278996807 is about 90988.9927793467. The cubic root of 8278996807 is about 2022.9845766563.

The spelling of 8278996807 in words is "eight billion, two hundred seventy-eight million, nine hundred ninety-six thousand, eight hundred seven".