485586855 has 72 divisors (see below), whose sum is σ = 925982928. Its totient is φ = 235243008.

The previous prime is 485586847. The next prime is 485586869. The reversal of 485586855 is 558685584.

485586855 is a `hidden beast` number, since 4 + 8 + 5 + 586 + 8 + 55 = 666.

It is not a de Polignac number, because 485586855 - 2³ = 485586847 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 509059 + ... + 510011.

It is an arithmetic number, because the mean of its divisors is an integer number (12860874).

Almost surely, 2^485586855 is an apocalyptic number.

485586855 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

485586855 is a deficient number, since it is larger than the sum of its proper divisors (440396073).

485586855 is a wasteful number, since it uses less digits than its factorization.

485586855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057 (or 1041 counting only the distinct ones).

The product of its digits is 7680000, while the sum is 54.

The square root of 485586855 is about 22036.0353739052. The cubic root of 485586855 is about 785.9995678183. Note that the first 3 decimals are identical.

The spelling of 485586855 in words is "four hundred eighty-five million, five hundred eighty-six thousand, eight hundred fifty-five".