6566030872 has 16 divisors (see below), whose sum is σ = 12312491400. Its totient is φ = 3282699840.

The previous prime is 6566030839. The next prime is 6566030873. The reversal of 6566030872 is 2780306656.

It is a super-2 number, since 2×6566030872² = 86225522824114160768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6566030873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65347 + ... + 131917.

Almost surely, 2^6566030872 is an apocalyptic number.

It is an amenable number.

6566030872 is a deficient number, since it is larger than the sum of its proper divisors (5746460528).

6566030872 is a wasteful number, since it uses less digits than its factorization.

6566030872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78906 (or 78902 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 6566030872 is about 81031.0488146365. The cubic root of 6566030872 is about 1872.5538112038.

The spelling of 6566030872 in words is "six billion, five hundred sixty-six million, thirty thousand, eight hundred seventy-two".