856466355 has 16 divisors (see below), whose sum is σ = 1372492800. Its totient is φ = 456066528.

The previous prime is 856466339. The next prime is 856466393. The reversal of 856466355 is 553664658.

856466355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 856466355 - 2⁴ = 856466339 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34755 + ... + 54044.

It is an arithmetic number, because the mean of its divisors is an integer number (85780800).

Almost surely, 2^856466355 is an apocalyptic number.

856466355 is a deficient number, since it is larger than the sum of its proper divisors (516026445).

856466355 is a wasteful number, since it uses less digits than its factorization.

856466355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89450.

The product of its digits is 2592000, while the sum is 48.

The square root of 856466355 is about 29265.4464343191. The cubic root of 856466355 is about 949.6642784182.

The spelling of 856466355 in words is "eight hundred fifty-six million, four hundred sixty-six thousand, three hundred fifty-five".