85086888290920 has 32 divisors (see below), whose sum is σ = 191826106053120. Its totient is φ = 33967091778880.

The previous prime is 85086888290897. The next prime is 85086888290947. The reversal of 85086888290920 is 2909288868058.

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, 2114465176 + ... + 2114505415.

It is an arithmetic number, because the mean of its divisors is an integer number (5994565814160).

Almost surely, 2^{85086888290920} is an apocalyptic number.

It is an amenable number.

85086888290920 is an abundant number, since it is smaller than the sum of its proper divisors (106739217762200).

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

85086888290920 is a wasteful number, since it uses less digits than its factorization.

85086888290920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4228971105 (or 4228971101 counting only the distinct ones).

The product of its (nonzero) digits is 318504960, while the sum is 73.

The spelling of 85086888290920 in words is "eighty-five trillion, eighty-six billion, eight hundred eighty-eight million, two hundred ninety thousand, nine hundred twenty".