855481466 has 16 divisors (see below), whose sum is σ = 1467910080. Its totient is φ = 366292320.

The previous prime is 855481447. The next prime is 855481499. The reversal of 855481466 is 664184558.

It is a self number, because there is not a number n which added to its sum of digits gives 855481466.

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 7 ways as a sum of consecutive naturals, for example, 12731 + ... + 43278.

It is an arithmetic number, because the mean of its divisors is an integer number (91744380).

Almost surely, 2^855481466 is an apocalyptic number.

855481466 is a deficient number, since it is larger than the sum of its proper divisors (612428614).

855481466 is a wasteful number, since it uses less digits than its factorization.

855481466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57109.

The product of its digits is 921600, while the sum is 47.

The square root of 855481466 is about 29248.6147706178. The cubic root of 855481466 is about 949.3001183065.

The spelling of 855481466 in words is "eight hundred fifty-five million, four hundred eighty-one thousand, four hundred sixty-six".