5516525551 has 16 divisors (see below), whose sum is σ = 6305169600. Its totient is φ = 4795022848.

The previous prime is 5516525549. The next prime is 5516525587. The reversal of 5516525551 is 1555256155.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5516525551 - 2¹ = 5516525549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5516525591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231916 + ... + 254593.

It is an arithmetic number, because the mean of its divisors is an integer number (394073100).

Almost surely, 2^5516525551 is an apocalyptic number.

5516525551 is a deficient number, since it is larger than the sum of its proper divisors (788644049).

5516525551 is a wasteful number, since it uses less digits than its factorization.

5516525551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486578.

The product of its digits is 187500, while the sum is 40.

The square root of 5516525551 is about 74273.3165477347. The cubic root of 5516525551 is about 1766.9403075876.

The spelling of 5516525551 in words is "five billion, five hundred sixteen million, five hundred twenty-five thousand, five hundred fifty-one".