5686366856 has 16 divisors (see below), whose sum is σ = 11289110940. Its totient is φ = 2675937280.

The previous prime is 5686366823. The next prime is 5686366877. The reversal of 5686366856 is 6586636865.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4971660100 + 714706756 = 70510^2 + 26734^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5686366795 and 5686366804.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20905625 + ... + 20905896.

Almost surely, 2^5686366856 is an apocalyptic number.

It is an amenable number.

5686366856 is a deficient number, since it is larger than the sum of its proper divisors (5602744084).

5686366856 is a wasteful number, since it uses less digits than its factorization.

5686366856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41811544 (or 41811540 counting only the distinct ones).

The product of its digits is 37324800, while the sum is 59.

The square root of 5686366856 is about 75408.0025991937. The cubic root of 5686366856 is about 1784.8906926974.

The spelling of 5686366856 in words is "five billion, six hundred eighty-six million, three hundred sixty-six thousand, eight hundred fifty-six".