5005500509 has 2 divisors, whose sum is σ = 5005500510. Its totient is φ = 5005500508.

The previous prime is 5005500503. The next prime is 5005500541. The reversal of 5005500509 is 9050055005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4810116025 + 195384484 = 69355^2 + 13978^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5005500509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5005500503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2502750254 + 2502750255.

It is an arithmetic number, because the mean of its divisors is an integer number (2502750255).

Almost surely, 2^5005500509 is an apocalyptic number.

It is an amenable number.

5005500509 is a deficient number, since it is larger than the sum of its proper divisors (1).

5005500509 is an equidigital number, since it uses as much as digits as its factorization.

5005500509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5625, while the sum is 29.

The square root of 5005500509 is about 70749.5618997037. The cubic root of 5005500509 is about 1710.6027660834.

The spelling of 5005500509 in words is "five billion, five million, five hundred thousand, five hundred nine".