6005005566 has 24 divisors (see below), whose sum is σ = 13970829960. Its totient is φ = 1715715792.

The previous prime is 6005005541. The next prime is 6005005607. The reversal of 6005005566 is 6655005006.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10212301 + ... + 10212888.

It is an arithmetic number, because the mean of its divisors is an integer number (582117915).

Almost surely, 2^6005005566 is an apocalyptic number.

6005005566 is an abundant number, since it is smaller than the sum of its proper divisors (7965824394).

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

6005005566 is a wasteful number, since it uses less digits than its factorization.

6005005566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20425208 (or 20425201 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 6005005566 is about 77491.9709776439. The cubic root of 6005005566 is about 1817.6257699893.

The spelling of 6005005566 in words is "six billion, five million, five thousand, five hundred sixty-six".