5543005521 has 8 divisors (see below), whose sum is σ = 7423816960. Its totient is φ = 3678765552.

The previous prime is 5543005513. The next prime is 5543005553. The reversal of 5543005521 is 1255003455.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5543005521 - 2³ = 5543005513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5543005591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4142086 + ... + 4143423.

It is an arithmetic number, because the mean of its divisors is an integer number (927977120).

Almost surely, 2^5543005521 is an apocalyptic number.

It is an amenable number.

5543005521 is a deficient number, since it is larger than the sum of its proper divisors (1880811439).

5543005521 is a wasteful number, since it uses less digits than its factorization.

5543005521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8285735.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 5543005521 is about 74451.3634596439. The cubic root of 5543005521 is about 1769.7629696319.

Adding to 5543005521 its reverse (1255003455), we get a palindrome (6798008976).

The spelling of 5543005521 in words is "five billion, five hundred forty-three million, five thousand, five hundred twenty-one".