6500050005505 has 12 divisors (see below), whose sum is σ = 9073539191700. Its totient is φ = 4457177146464.

The previous prime is 6500050005497. The next prime is 6500050005529. The reversal of 6500050005505 is 5055000500056.

It can be written as a sum of positive squares in 2 ways, for example, as 3585845938689 + 2914204066816 = 1893633^2 + 1707104^2 .

It is not a de Polignac number, because 6500050005505 - 2³ = 6500050005497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13265407930 + ... + 13265408419.

It is an arithmetic number, because the mean of its divisors is an integer number (756128265975).

Almost surely, 2^{6500050005505} is an apocalyptic number.

It is an amenable number.

6500050005505 is a deficient number, since it is larger than the sum of its proper divisors (2573489186195).

6500050005505 is a wasteful number, since it uses less digits than its factorization.

6500050005505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26530816368 (or 26530816361 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The spelling of 6500050005505 in words is "six trillion, five hundred billion, fifty million, five thousand, five hundred five".