85220588917000 has 64 divisors (see below), whose sum is σ = 200361278931840. Its totient is φ = 33926679864000.

The previous prime is 85220588916961. The next prime is 85220588917001. The reversal of 85220588917000 is 71988502258.

It is not an unprimeable number, because it can be changed into a prime (85220588917001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201733524 + ... + 202155523.

It is an arithmetic number, because the mean of its divisors is an integer number (3130644983310).

Almost surely, 2^{85220588917000} is an apocalyptic number.

It is an amenable number.

85220588917000 is an abundant number, since it is smaller than the sum of its proper divisors (115140690014840).

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

85220588917000 is a wasteful number, since it uses less digits than its factorization.

85220588917000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403889279 (or 403889265 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 55.

The spelling of 85220588917000 in words is "eighty-five trillion, two hundred twenty billion, five hundred eighty-eight million, nine hundred seventeen thousand".