85555085500 has 48 divisors (see below), whose sum is σ = 186880887648. Its totient is φ = 34216800000.

The previous prime is 85555085489. The next prime is 85555085519. The reversal of 85555085500 is 558055558.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6353775 + ... + 6367225.

It is an arithmetic number, because the mean of its divisors is an integer number (3893351826).

Almost surely, 2^85555085500 is an apocalyptic number.

It is an amenable number.

85555085500 is an abundant number, since it is smaller than the sum of its proper divisors (101325802148).

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

85555085500 is a wasteful number, since it uses less digits than its factorization.

85555085500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26191 (or 26179 counting only the distinct ones).

The product of its (nonzero) digits is 1000000, while the sum is 46.

The spelling of 85555085500 in words is "eighty-five billion, five hundred fifty-five million, eighty-five thousand, five hundred".