5050550555509 has 4 divisors (see below), whose sum is σ = 5050555433920. Its totient is φ = 5050545677100.

The previous prime is 5050550555461. The next prime is 5050550555549. The reversal of 5050550555509 is 9055550550505.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5050550555509 - 2¹⁹ = 5050550031221 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 (5050550555549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202767 + ... + 3184684.

It is an arithmetic number, because the mean of its divisors is an integer number (1262638858480).

Almost surely, 2^{5050550555509} is an apocalyptic number.

It is an amenable number.

5050550555509 is a deficient number, since it is larger than the sum of its proper divisors (4878411).

5050550555509 is a wasteful number, since it uses less digits than its factorization.

5050550555509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4878410.

The product of its (nonzero) digits is 3515625, while the sum is 49.

The spelling of 5050550555509 in words is "five trillion, fifty billion, five hundred fifty million, five hundred fifty-five thousand, five hundred nine".