855877678113 has 4 divisors (see below), whose sum is σ = 1141170237488. Its totient is φ = 570585118740.

The previous prime is 855877677983. The next prime is 855877678127. The reversal of 855877678113 is 311876778558.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 855877678113 - 2⁸ = 855877677857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (855877673113) 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, 142646279683 + ... + 142646279688.

It is an arithmetic number, because the mean of its divisors is an integer number (285292559372).

Almost surely, 2^855877678113 is an apocalyptic number.

It is an amenable number.

855877678113 is a deficient number, since it is larger than the sum of its proper divisors (285292559375).

855877678113 is a wasteful number, since it uses less digits than its factorization.

855877678113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285292559374.

The product of its digits is 79027200, while the sum is 66.

The spelling of 855877678113 in words is "eight hundred fifty-five billion, eight hundred seventy-seven million, six hundred seventy-eight thousand, one hundred thirteen".