5525116566 has 16 divisors (see below), whose sum is σ = 11130893424. Its totient is φ = 1828262144.

The previous prime is 5525116559. The next prime is 5525116579. The reversal of 5525116566 is 6656115255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3359955 + ... + 3361598.

It is an arithmetic number, because the mean of its divisors is an integer number (695680839).

Almost surely, 2^5525116566 is an apocalyptic number.

5525116566 is an abundant number, since it is smaller than the sum of its proper divisors (5605776858).

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

5525116566 is a wasteful number, since it uses less digits than its factorization.

5525116566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6721695.

The product of its digits is 270000, while the sum is 42.

The square root of 5525116566 is about 74331.1278402259. The cubic root of 5525116566 is about 1767.8570644241.

It can be divided in two parts, 55251 and 16566, that added together give a palindrome (71817).

The spelling of 5525116566 in words is "five billion, five hundred twenty-five million, one hundred sixteen thousand, five hundred sixty-six".