85336599079 has 2 divisors, whose sum is σ = 85336599080. Its totient is φ = 85336599078.

The previous prime is 85336599077. The next prime is 85336599149. The reversal of 85336599079 is 97099563358.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85336599079 - 2¹ = 85336599077 is a prime.

Together with 85336599077, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 85336599079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85336599071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42668299539 + 42668299540.

It is an arithmetic number, because the mean of its divisors is an integer number (42668299540).

Almost surely, 2^85336599079 is an apocalyptic number.

85336599079 is a deficient number, since it is larger than the sum of its proper divisors (1).

85336599079 is an equidigital number, since it uses as much as digits as its factorization.

85336599079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55112400, while the sum is 64.

The spelling of 85336599079 in words is "eighty-five billion, three hundred thirty-six million, five hundred ninety-nine thousand, seventy-nine".