856160560 has 40 divisors (see below), whose sum is σ = 1993997376. Its totient is φ = 341875200.

The previous prime is 856160551. The next prime is 856160567. The reversal of 856160560 is 65061658.

856160560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (856160567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39177 + ... + 56983.

Almost surely, 2^856160560 is an apocalyptic number.

856160560 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

856160560 is an abundant number, since it is smaller than the sum of its proper divisors (1137836816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

856160560 is a wasteful number, since it uses less digits than its factorization.

856160560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18421 (or 18415 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 856160560 is about 29260.2214619097. The cubic root of 856160560 is about 949.5512414202.

The spelling of 856160560 in words is "eight hundred fifty-six million, one hundred sixty thousand, five hundred sixty".