5544323521 has 4 divisors (see below), whose sum is σ = 6048352944. Its totient is φ = 5040294100.

The previous prime is 5544323503. The next prime is 5544323527. The reversal of 5544323521 is 1253234455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5544323521 - 2⁹ = 5544323009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5544323527) 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 3 ways as a sum of consecutive naturals, for example, 252014695 + ... + 252014716.

It is an arithmetic number, because the mean of its divisors is an integer number (1512088236).

Almost surely, 2^5544323521 is an apocalyptic number.

It is an amenable number.

5544323521 is a deficient number, since it is larger than the sum of its proper divisors (504029423).

5544323521 is a wasteful number, since it uses less digits than its factorization.

5544323521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504029422.

The product of its digits is 72000, while the sum is 34.

The square root of 5544323521 is about 74460.2143496780. The cubic root of 5544323521 is about 1769.9032282416.

Adding to 5544323521 its reverse (1253234455), we get a palindrome (6797557976).

The spelling of 5544323521 in words is "five billion, five hundred forty-four million, three hundred twenty-three thousand, five hundred twenty-one".