6560867866 has 8 divisors (see below), whose sum is σ = 11247202080. Its totient is φ = 2811800508.

The previous prime is 6560867857. The next prime is 6560867899. The reversal of 6560867866 is 6687680656.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6560867866² = 86089974310222787912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6560867866.

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, 234316696 + ... + 234316723.

It is an arithmetic number, because the mean of its divisors is an integer number (1405900260).

Almost surely, 2^6560867866 is an apocalyptic number.

6560867866 is a deficient number, since it is larger than the sum of its proper divisors (4686334214).

6560867866 is a wasteful number, since it uses less digits than its factorization.

6560867866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468633428.

The product of its (nonzero) digits is 17418240, while the sum is 58.

The square root of 6560867866 is about 80999.1843539180. The cubic root of 6560867866 is about 1872.0628732277.

The spelling of 6560867866 in words is "six billion, five hundred sixty million, eight hundred sixty-seven thousand, eight hundred sixty-six".