856534107418 has 32 divisors (see below), whose sum is σ = 1464102138240. Its totient is φ = 372008482560.

The previous prime is 856534107397. The next prime is 856534107461. The reversal of 856534107418 is 814701435658.

856534107418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 429163 + ... + 1377406.

It is an arithmetic number, because the mean of its divisors is an integer number (45753191820).

Almost surely, 2^856534107418 is an apocalyptic number.

856534107418 is a deficient number, since it is larger than the sum of its proper divisors (607568030822).

856534107418 is a wasteful number, since it uses less digits than its factorization.

856534107418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807542.

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 856534107418 in words is "eight hundred fifty-six billion, five hundred thirty-four million, one hundred seven thousand, four hundred eighteen".