6511150566 has 24 divisors (see below), whose sum is σ = 14306192784. Its totient is φ = 2139814320.

The previous prime is 6511150559. The next prime is 6511150579. The reversal of 6511150566 is 6650511156.

It is a self number, because there is not a number n which added to its sum of digits gives 6511150566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2546121 + ... + 2548676.

It is an arithmetic number, because the mean of its divisors is an integer number (596091366).

Almost surely, 2^6511150566 is an apocalyptic number.

6511150566 is an abundant number, since it is smaller than the sum of its proper divisors (7795042218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6511150566 is a wasteful number, since it uses less digits than its factorization.

6511150566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5094876 (or 5094873 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The square root of 6511150566 is about 80691.7007256632. The cubic root of 6511150566 is about 1867.3221382949.

The spelling of 6511150566 in words is "six billion, five hundred eleven million, one hundred fifty thousand, five hundred sixty-six".