85855510198 has 8 divisors (see below), whose sum is σ = 130597114320. Its totient is φ = 42323138760.

The previous prime is 85855510183. The next prime is 85855510217. The reversal of 85855510198 is 89101555858.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302307993 + ... + 302308276.

It is an arithmetic number, because the mean of its divisors is an integer number (16324639290).

Almost surely, 2^85855510198 is an apocalyptic number.

85855510198 is a deficient number, since it is larger than the sum of its proper divisors (44741604122).

85855510198 is a wasteful number, since it uses less digits than its factorization.

85855510198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604616342.

The product of its (nonzero) digits is 2880000, while the sum is 55.

The spelling of 85855510198 in words is "eighty-five billion, eight hundred fifty-five million, five hundred ten thousand, one hundred ninety-eight".