85105850526 has 32 divisors (see below), whose sum is σ = 189207809280. Its totient is φ = 28356062328.

The previous prime is 85105850509. The next prime is 85105850597. The reversal of 85105850526 is 62505850158.

85105850526 is a `hidden beast` number, since 8 + 5 + 10 + 585 + 0 + 52 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225186 + ... + 470021.

It is an arithmetic number, because the mean of its divisors is an integer number (5912744040).

Almost surely, 2^85105850526 is an apocalyptic number.

85105850526 is an abundant number, since it is smaller than the sum of its proper divisors (104101958754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85105850526 is a wasteful number, since it uses less digits than its factorization.

85105850526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697485 (or 697479 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 45.

The spelling of 85105850526 in words is "eighty-five billion, one hundred five million, eight hundred fifty thousand, five hundred twenty-six".