5005550005509 has 16 divisors (see below), whose sum is σ = 6974581312512. Its totient is φ = 3190078376688.

The previous prime is 5005550005499. The next prime is 5005550005549. The reversal of 5005550005509 is 9055000555005.

It is not a de Polignac number, because 5005550005509 - 2¹⁹ = 5005549481221 is a prime.

It is a super-2 number, since 2×5005550005509² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5005550005549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412788759 + ... + 412800884.

It is an arithmetic number, because the mean of its divisors is an integer number (435911332032).

Almost surely, 2^{5005550005509} is an apocalyptic number.

It is an amenable number.

5005550005509 is a deficient number, since it is larger than the sum of its proper divisors (1969031307003).

5005550005509 is a wasteful number, since it uses less digits than its factorization.

5005550005509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825589736.

The product of its (nonzero) digits is 140625, while the sum is 39.

The spelling of 5005550005509 in words is "five trillion, five billion, five hundred fifty million, five thousand, five hundred nine".