855423685694 has 8 divisors (see below), whose sum is σ = 1314431517168. Its totient is φ = 417279846640.

The previous prime is 855423685687. The next prime is 855423685751. The reversal of 855423685694 is 496586324558.

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

It is a self number, because there is not a number n which added to its sum of digits gives 855423685694.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5215998002 + ... + 5215998165.

It is an arithmetic number, because the mean of its divisors is an integer number (164303939646).

Almost surely, 2^855423685694 is an apocalyptic number.

855423685694 is a deficient number, since it is larger than the sum of its proper divisors (459007831474).

855423685694 is a wasteful number, since it uses less digits than its factorization.

855423685694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10431996210.

The product of its digits is 248832000, while the sum is 65.

The spelling of 855423685694 in words is "eight hundred fifty-five billion, four hundred twenty-three million, six hundred eighty-five thousand, six hundred ninety-four".