4064143686856 has 32 divisors (see below), whose sum is σ = 8322435856800. Its totient is φ = 1845245888640.

The previous prime is 4064143686787. The next prime is 4064143686893. The reversal of 4064143686856 is 6586863414604.

4064143686856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4064143686856² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4064143686794 and 4064143686803.

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, 26073741 + ... + 26229148.

It is an arithmetic number, because the mean of its divisors is an integer number (260076120525).

Almost surely, 2^{4064143686856} is an apocalyptic number.

It is an amenable number.

4064143686856 is an abundant number, since it is smaller than the sum of its proper divisors (4258292169944).

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

4064143686856 is a wasteful number, since it uses less digits than its factorization.

4064143686856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52303789 (or 52303785 counting only the distinct ones).

The product of its (nonzero) digits is 79626240, while the sum is 61.

The spelling of 4064143686856 in words is "four trillion, sixty-four billion, one hundred forty-three million, six hundred eighty-six thousand, eight hundred fifty-six".