854763855 has 32 divisors (see below), whose sum is σ = 1523708928. Its totient is φ = 405609600.

The previous prime is 854763851. The next prime is 854763863. The reversal of 854763855 is 558367458.

It is a happy number.

It is not a de Polignac number, because 854763855 - 2² = 854763851 is a prime.

It is a super-2 number, since 2×854763855² = 1461242495628922050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 854763798 and 854763807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854763851) 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 31 ways as a sum of consecutive naturals, for example, 47356 + ... + 62865.

It is an arithmetic number, because the mean of its divisors is an integer number (47615904).

Almost surely, 2^854763855 is an apocalyptic number.

854763855 is a deficient number, since it is larger than the sum of its proper divisors (668945073).

854763855 is a wasteful number, since it uses less digits than its factorization.

854763855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110287.

The product of its digits is 4032000, while the sum is 51.

The square root of 854763855 is about 29236.3447612727. The cubic root of 854763855 is about 949.0346074788.

The spelling of 854763855 in words is "eight hundred fifty-four million, seven hundred sixty-three thousand, eight hundred fifty-five".