5565516066 has 48 divisors (see below), whose sum is σ = 13928679648. Its totient is φ = 1587312000.

The previous prime is 5565516053. The next prime is 5565516097. The reversal of 5565516066 is 6606155655.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 823360 + ... + 830091.

It is an arithmetic number, because the mean of its divisors is an integer number (290180826).

Almost surely, 2^5565516066 is an apocalyptic number.

5565516066 is an abundant number, since it is smaller than the sum of its proper divisors (8363163582).

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

5565516066 is a wasteful number, since it uses less digits than its factorization.

5565516066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1653487 (or 1653484 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 45.

The square root of 5565516066 is about 74602.3864631689. The cubic root of 5565516066 is about 1772.1554455420.

The spelling of 5565516066 in words is "five billion, five hundred sixty-five million, five hundred sixteen thousand, sixty-six".