5518387529 has 2 divisors, whose sum is σ = 5518387530. Its totient is φ = 5518387528.

The previous prime is 5518387519. The next prime is 5518387571. The reversal of 5518387529 is 9257838155.

5518387529 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5288925625 + 229461904 = 72725^2 + 15148^2 .

It is a cyclic number.

It is not a de Polignac number, because 5518387529 - 2¹² = 5518383433 is a prime.

It is not a weakly prime, because it can be changed into another prime (5518387519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2759193764 + 2759193765.

It is an arithmetic number, because the mean of its divisors is an integer number (2759193765).

Almost surely, 2^5518387529 is an apocalyptic number.

It is an amenable number.

5518387529 is a deficient number, since it is larger than the sum of its proper divisors (1).

5518387529 is an equidigital number, since it uses as much as digits as its factorization.

5518387529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024000, while the sum is 53.

The square root of 5518387529 is about 74285.8501263868. The cubic root of 5518387529 is about 1767.1390820918.

The spelling of 5518387529 in words is "five billion, five hundred eighteen million, three hundred eighty-seven thousand, five hundred twenty-nine".