5516478529 has 15 divisors (see below), whose sum is σ = 5884149487. Its totient is φ = 5171777536.

The previous prime is 5516478523. The next prime is 5516478559. The reversal of 5516478529 is 9258746155.

It is a happy number.

The square root of 5516478529 is 74273.

It is a perfect power (a square), and thus also a powerful number.

5516478529 is nontrivially palindromic in base 16.

It can be written as a sum of positive squares in 7 ways, for example, as 1113890625 + 4402587904 = 33375^2 + 66352^2 .

It is not a de Polignac number, because 5516478529 - 2¹¹ = 5516476481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5516478523) by changing a digit.

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 14 ways as a sum of consecutive naturals, for example, 21464769 + ... + 21465025.

Almost surely, 2^5516478529 is an apocalyptic number.

5516478529 is the 74273-rd square number.

5516478529 is the 37137-th centered octagonal number.

It is an amenable number.

5516478529 is a deficient number, since it is larger than the sum of its proper divisors (367670958).

5516478529 is an frugal number, since it uses more digits than its factorization.

5516478529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582 (or 274 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 52.

The cubic root of 5516478529 is about 1766.9352871991.

The spelling of 5516478529 in words is "five billion, five hundred sixteen million, four hundred seventy-eight thousand, five hundred twenty-nine".