855196918 has 8 divisors (see below), whose sum is σ = 1292896512. Its totient is φ = 424231416.

The previous prime is 855196889. The next prime is 855196919. The reversal of 855196918 is 819691558.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855196919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1683205 + ... + 1683712.

It is an arithmetic number, because the mean of its divisors is an integer number (161612064).

Almost surely, 2^855196918 is an apocalyptic number.

855196918 is a deficient number, since it is larger than the sum of its proper divisors (437699594).

855196918 is a wasteful number, since it uses less digits than its factorization.

855196918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367046.

The product of its digits is 777600, while the sum is 52.

The square root of 855196918 is about 29243.7500673221. The cubic root of 855196918 is about 949.1948553969.

The spelling of 855196918 in words is "eight hundred fifty-five million, one hundred ninety-six thousand, nine hundred eighteen".