856446476108 has 24 divisors (see below), whose sum is σ = 1500184203840. Its totient is φ = 427822527440.

The previous prime is 856446476089. The next prime is 856446476129. The reversal of 856446476108 is 801674644658.

It is a super-2 number, since 2×856446476108² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57322103 + ... + 57337041.

It is an arithmetic number, because the mean of its divisors is an integer number (62507675160).

Almost surely, 2^856446476108 is an apocalyptic number.

It is an amenable number.

856446476108 is a deficient number, since it is larger than the sum of its proper divisors (643737727732).

856446476108 is a wasteful number, since it uses less digits than its factorization.

856446476108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27397 (or 27395 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 59.

The spelling of 856446476108 in words is "eight hundred fifty-six billion, four hundred forty-six million, four hundred seventy-six thousand, one hundred eight".