5558448554 has 24 divisors (see below), whose sum is σ = 8863096140. Its totient is φ = 2613933056.

The previous prime is 5558448551. The next prime is 5558448557. The reversal of 5558448554 is 4558448555.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5558448551) and next prime (5558448557).

It can be written as a sum of positive squares in 6 ways, for example, as 1723495225 + 3834953329 = 41515^2 + 61927^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5558448496 and 5558448505.

It is not an unprimeable number, because it can be changed into a prime (5558448551) 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 in 11 ways as a sum of consecutive naturals, for example, 1228304 + ... + 1232820.

Almost surely, 2^5558448554 is an apocalyptic number.

5558448554 is a deficient number, since it is larger than the sum of its proper divisors (3304647586).

5558448554 is a wasteful number, since it uses less digits than its factorization.

5558448554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6682 (or 6665 counting only the distinct ones).

The product of its digits is 12800000, while the sum is 53.

The square root of 5558448554 is about 74555.0035477164. The cubic root of 5558448554 is about 1771.4049889154.

Subtracting from 5558448554 its reverse (4558448555), we obtain a palindrome (999999999).

The spelling of 5558448554 in words is "five billion, five hundred fifty-eight million, four hundred forty-eight thousand, five hundred fifty-four".