6568055516 has 24 divisors (see below), whose sum is σ = 12844848240. Its totient is φ = 2912662400.

The previous prime is 6568055509. The next prime is 6568055521. The reversal of 6568055516 is 6155508656.

It is a super-2 number, since 2×6568055516² = 86278706522516052512, which contains 22 as substring.

It is a congruent number.

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, 1818611 + ... + 1822218.

It is an arithmetic number, because the mean of its divisors is an integer number (535202010).

Almost surely, 2^6568055516 is an apocalyptic number.

It is an amenable number.

6568055516 is a deficient number, since it is larger than the sum of its proper divisors (6276792724).

6568055516 is a wasteful number, since it uses less digits than its factorization.

6568055516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3640885 (or 3640883 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 47.

The square root of 6568055516 is about 81043.5408653891. The cubic root of 6568055516 is about 1872.7462595438.

The spelling of 6568055516 in words is "six billion, five hundred sixty-eight million, fifty-five thousand, five hundred sixteen".