847679078159 has 2 divisors, whose sum is σ = 847679078160. Its totient is φ = 847679078158.

The previous prime is 847679078153. The next prime is 847679078167. The reversal of 847679078159 is 951870976748.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 847679078159 - 2⁴ = 847679078143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 847679078092 and 847679078101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (847679078153) 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, 423839539079 + 423839539080.

It is an arithmetic number, because the mean of its divisors is an integer number (423839539080).

Almost surely, 2^847679078159 is an apocalyptic number.

847679078159 is a deficient number, since it is larger than the sum of its proper divisors (1).

847679078159 is an equidigital number, since it uses as much as digits as its factorization.

847679078159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 213373440, while the sum is 71.

The spelling of 847679078159 in words is "eight hundred forty-seven billion, six hundred seventy-nine million, seventy-eight thousand, one hundred fifty-nine".