5511563563 has 8 divisors (see below), whose sum is σ = 6206570496. Its totient is φ = 4848882600.

The previous prime is 5511563543. The next prime is 5511563579. The reversal of 5511563563 is 3653651155.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5511563563 - 2⁹ = 5511563051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5511563513) 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, 8081131 + ... + 8081812.

It is an arithmetic number, because the mean of its divisors is an integer number (775821312).

Almost surely, 2^5511563563 is an apocalyptic number.

5511563563 is a deficient number, since it is larger than the sum of its proper divisors (695006933).

5511563563 is a wasteful number, since it uses less digits than its factorization.

5511563563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16162985.

The product of its digits is 202500, while the sum is 40.

The square root of 5511563563 is about 74239.9054619549. The cubic root of 5511563563 is about 1766.4103745969.

The spelling of 5511563563 in words is "five billion, five hundred eleven million, five hundred sixty-three thousand, five hundred sixty-three".