5511565705 has 16 divisors (see below), whose sum is σ = 6698183184. Its totient is φ = 4353269760.

The previous prime is 5511565691. The next prime is 5511565711. The reversal of 5511565705 is 5075651155.

It can be written as a sum of positive squares in 8 ways, for example, as 2503701369 + 3007864336 = 50037^2 + 54844^2 .

It is not a de Polignac number, because 5511565705 - 2²⁹ = 4974694793 is a prime.

It is a super-3 number, since 3×5511565705³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190689 + ... + 217681.

It is an arithmetic number, because the mean of its divisors is an integer number (418636449).

Almost surely, 2^5511565705 is an apocalyptic number.

It is an amenable number.

5511565705 is a deficient number, since it is larger than the sum of its proper divisors (1186617479).

5511565705 is a wasteful number, since it uses less digits than its factorization.

5511565705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27516.

The product of its (nonzero) digits is 131250, while the sum is 40.

The square root of 5511565705 is about 74239.9198881572. The cubic root of 5511565705 is about 1766.4106034279.

The spelling of 5511565705 in words is "five billion, five hundred eleven million, five hundred sixty-five thousand, seven hundred five".