85089327568 has 40 divisors (see below), whose sum is σ = 188481204288. Its totient is φ = 36453476352.

The previous prime is 85089327541. The next prime is 85089327581. The reversal of 85089327568 is 86572398058.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 170355 + ... + 446317.

Almost surely, 2^85089327568 is an apocalyptic number.

It is an amenable number.

85089327568 is an abundant number, since it is smaller than the sum of its proper divisors (103391876720).

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

85089327568 is a wasteful number, since it uses less digits than its factorization.

85089327568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278731 (or 278725 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 61.

The spelling of 85089327568 in words is "eighty-five billion, eighty-nine million, three hundred twenty-seven thousand, five hundred sixty-eight".