5565616611 has 8 divisors (see below), whose sum is σ = 7423636224. Its totient is φ = 3709004040.

The previous prime is 5565616607. The next prime is 5565616619. The reversal of 5565616611 is 1166165655.

5565616611 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5565616611 - 2² = 5565616607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5565616619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342495 + ... + 358376.

It is an arithmetic number, because the mean of its divisors is an integer number (927954528).

Almost surely, 2^5565616611 is an apocalyptic number.

5565616611 is a deficient number, since it is larger than the sum of its proper divisors (1858019613).

5565616611 is a wasteful number, since it uses less digits than its factorization.

5565616611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703521.

The product of its digits is 162000, while the sum is 42.

The square root of 5565616611 is about 74603.0603326700. The cubic root of 5565616611 is about 1772.1661172266.

The spelling of 5565616611 in words is "five billion, five hundred sixty-five million, six hundred sixteen thousand, six hundred eleven".