85801689208 has 16 divisors (see below), whose sum is σ = 161172285480. Its totient is φ = 42822413088.

The previous prime is 85801689191. The next prime is 85801689217. The reversal of 85801689208 is 80298610858.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9799291 + ... + 9808042.

Almost surely, 2^85801689208 is an apocalyptic number.

It is an amenable number.

85801689208 is a deficient number, since it is larger than the sum of its proper divisors (75370596272).

85801689208 is a wasteful number, since it uses less digits than its factorization.

85801689208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19607886 (or 19607882 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 55.

The spelling of 85801689208 in words is "eighty-five billion, eight hundred one million, six hundred eighty-nine thousand, two hundred eight".