5565116556 has 48 divisors (see below), whose sum is σ = 14440567680. Its totient is φ = 1853433360.

The previous prime is 5565116539. The next prime is 5565116567. The reversal of 5565116556 is 6556115655.

It is a super-2 number, since 2×5565116556² = 61941044563730602272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106491 + ... + 149901.

It is an arithmetic number, because the mean of its divisors is an integer number (300845160).

Almost surely, 2^5565116556 is an apocalyptic number.

It is an amenable number.

5565116556 is an abundant number, since it is smaller than the sum of its proper divisors (8875451124).

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

5565116556 is a wasteful number, since it uses less digits than its factorization.

5565116556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44611 (or 44603 counting only the distinct ones).

The product of its digits is 675000, while the sum is 45.

The square root of 5565116556 is about 74599.7088198071. The cubic root of 5565116556 is about 1772.1130409231.

Subtracting 5565116556 from its reverse (6556115655), we obtain a palindrome (990999099).

The spelling of 5565116556 in words is "five billion, five hundred sixty-five million, one hundred sixteen thousand, five hundred fifty-six".