6500565550 has 12 divisors (see below), whose sum is σ = 12091052016. Its totient is φ = 2600226200.

The previous prime is 6500565529. The next prime is 6500565563. The reversal of 6500565550 is 555650056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65005606 + ... + 65005705.

It is an arithmetic number, because the mean of its divisors is an integer number (1007587668).

Almost surely, 2^6500565550 is an apocalyptic number.

6500565550 is a deficient number, since it is larger than the sum of its proper divisors (5590486466).

6500565550 is a wasteful number, since it uses less digits than its factorization.

6500565550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130011323 (or 130011318 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 37.

The square root of 6500565550 is about 80626.0847989036. The cubic root of 6500565550 is about 1866.3097030359.

The spelling of 6500565550 in words is "six billion, five hundred million, five hundred sixty-five thousand, five hundred fifty".