85105595371 has 16 divisors (see below), whose sum is σ = 89473844736. Its totient is φ = 80794397376.

The previous prime is 85105595291. The next prime is 85105595383. The reversal of 85105595371 is 17359550158.

It is a cyclic number.

It is not a de Polignac number, because 85105595371 - 2⁷ = 85105595243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85105515371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2770231 + ... + 2800783.

It is an arithmetic number, because the mean of its divisors is an integer number (5592115296).

Almost surely, 2^85105595371 is an apocalyptic number.

85105595371 is a deficient number, since it is larger than the sum of its proper divisors (4368249365).

85105595371 is a wasteful number, since it uses less digits than its factorization.

85105595371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31482.

The product of its (nonzero) digits is 945000, while the sum is 49.

The spelling of 85105595371 in words is "eighty-five billion, one hundred five million, five hundred ninety-five thousand, three hundred seventy-one".