5986947856 has 20 divisors (see below), whose sum is σ = 11605717504. Its totient is φ = 2991924000.

The previous prime is 5986947847. The next prime is 5986947871. The reversal of 5986947856 is 6587496895.

It is a junction number, because it is equal to n+sod(n) for n = 5986947791 and 5986947800.

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, 64680 + ... + 127111.

Almost surely, 2^5986947856 is an apocalyptic number.

It is an amenable number.

5986947856 is a deficient number, since it is larger than the sum of its proper divisors (5618769648).

5986947856 is a wasteful number, since it uses less digits than its factorization.

5986947856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193750 (or 193744 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 67.

The square root of 5986947856 is about 77375.3698278722. The cubic root of 5986947856 is about 1815.8020073689.

The spelling of 5986947856 in words is "five billion, nine hundred eighty-six million, nine hundred forty-seven thousand, eight hundred fifty-six".