859656334456 has 32 divisors (see below), whose sum is σ = 1627979731200. Its totient is φ = 425529270400.

The previous prime is 859656334451. The next prime is 859656334501. The reversal of 859656334456 is 654433656958.

It is a super-2 number, since 2×859656334456² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859656334451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8817705 + ... + 8914663.

It is an arithmetic number, because the mean of its divisors is an integer number (50874366600).

Almost surely, 2^859656334456 is an apocalyptic number.

It is an amenable number.

859656334456 is a deficient number, since it is larger than the sum of its proper divisors (768323396744).

859656334456 is a wasteful number, since it uses less digits than its factorization.

859656334456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108039 (or 108035 counting only the distinct ones).

The product of its digits is 279936000, while the sum is 64.

The spelling of 859656334456 in words is "eight hundred fifty-nine billion, six hundred fifty-six million, three hundred thirty-four thousand, four hundred fifty-six".