85860802576 has 20 divisors (see below), whose sum is σ = 166417253500. Its totient is φ = 42914414592.

The previous prime is 85860802523. The next prime is 85860802631. The reversal of 85860802576 is 67520806858.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 25019646976 + 60841155600 = 158176^2 + 246660^2 .

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 3 ways as a sum of consecutive naturals, for example, 954801 + ... + 1040848.

It is an arithmetic number, because the mean of its divisors is an integer number (8320862675).

Almost surely, 2^85860802576 is an apocalyptic number.

It is an amenable number.

85860802576 is a deficient number, since it is larger than the sum of its proper divisors (80556450924).

85860802576 is a wasteful number, since it uses less digits than its factorization.

85860802576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1998346 (or 1998340 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 55.

The spelling of 85860802576 in words is "eighty-five billion, eight hundred sixty million, eight hundred two thousand, five hundred seventy-six".