85966289590 has 16 divisors (see below), whose sum is σ = 155011281120. Its totient is φ = 34326080320.

The previous prime is 85966289587. The next prime is 85966289609. The reversal of 85966289590 is 9598266958.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7548466 + ... + 7559845.

It is an arithmetic number, because the mean of its divisors is an integer number (9688205070).

Almost surely, 2^85966289590 is an apocalyptic number.

85966289590 is a deficient number, since it is larger than the sum of its proper divisors (69044991530).

85966289590 is a wasteful number, since it uses less digits than its factorization.

85966289590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15108887.

The product of its (nonzero) digits is 83980800, while the sum is 67.

The spelling of 85966289590 in words is "eighty-five billion, nine hundred sixty-six million, two hundred eighty-nine thousand, five hundred ninety".