5531075509 has 16 divisors (see below), whose sum is σ = 5812058560. Its totient is φ = 5258856960.

The previous prime is 5531075491. The next prime is 5531075513. The reversal of 5531075509 is 9055701355.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5531075509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5531075609) 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 15 ways as a sum of consecutive naturals, for example, 243562 + ... + 265300.

It is an arithmetic number, because the mean of its divisors is an integer number (363253660).

Almost surely, 2^5531075509 is an apocalyptic number.

It is an amenable number.

5531075509 is a deficient number, since it is larger than the sum of its proper divisors (280983051).

5531075509 is a wasteful number, since it uses less digits than its factorization.

5531075509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21940.

The product of its (nonzero) digits is 118125, while the sum is 40.

The square root of 5531075509 is about 74371.2008038058. The cubic root of 5531075509 is about 1768.4923918650.

The spelling of 5531075509 in words is "five billion, five hundred thirty-one million, seventy-five thousand, five hundred nine".