85008435189 has 4 divisors (see below), whose sum is σ = 113344580256. Its totient is φ = 56672290124.

The previous prime is 85008435151. The next prime is 85008435221. The reversal of 85008435189 is 98153480058.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85008435189 - 2¹⁶ = 85008369653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85008439189) 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 in 3 ways as a sum of consecutive naturals, for example, 14168072529 + ... + 14168072534.

It is an arithmetic number, because the mean of its divisors is an integer number (28336145064).

Almost surely, 2^85008435189 is an apocalyptic number.

It is an amenable number.

85008435189 is a deficient number, since it is larger than the sum of its proper divisors (28336145067).

85008435189 is a wasteful number, since it uses less digits than its factorization.

85008435189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28336145066.

The product of its (nonzero) digits is 1382400, while the sum is 51.

The spelling of 85008435189 in words is "eighty-five billion, eight million, four hundred thirty-five thousand, one hundred eighty-nine".