5566566625 has 16 divisors (see below), whose sum is σ = 7000126848. Its totient is φ = 4419246000.

The previous prime is 5566566623. The next prime is 5566566631. The reversal of 5566566625 is 5266656655.

It is not a de Polignac number, because 5566566625 - 2¹ = 5566566623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5566566623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153597 + ... + 186346.

It is an arithmetic number, because the mean of its divisors is an integer number (437507928).

Almost surely, 2^5566566625 is an apocalyptic number.

It is an amenable number.

5566566625 is a deficient number, since it is larger than the sum of its proper divisors (1433560223).

5566566625 is a wasteful number, since it uses less digits than its factorization.

5566566625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340089 (or 340079 counting only the distinct ones).

The product of its digits is 9720000, while the sum is 52.

The square root of 5566566625 is about 74609.4271858456. The cubic root of 5566566625 is about 1772.2669438409.

The spelling of 5566566625 in words is "five billion, five hundred sixty-six million, five hundred sixty-six thousand, six hundred twenty-five".