6505055560 has 32 divisors (see below), whose sum is σ = 14682575160. Its totient is φ = 2593808896.

The previous prime is 6505055551. The next prime is 6505055567. The reversal of 6505055560 is 655505056.

It can be written as a sum of positive squares in 4 ways, for example, as 5651130276 + 853925284 = 75174^2 + 29222^2 .

It is not an unprimeable number, because it can be changed into a prime (6505055567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243829 + ... + 269188.

Almost surely, 2^6505055560 is an apocalyptic number.

It is an amenable number.

6505055560 is an abundant number, since it is smaller than the sum of its proper divisors (8177519600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6505055560 is a wasteful number, since it uses less digits than its factorization.

6505055560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513345 (or 513341 counting only the distinct ones).

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

The square root of 6505055560 is about 80653.9246410241. The cubic root of 6505055560 is about 1866.7392974857.

The spelling of 6505055560 in words is "six billion, five hundred five million, fifty-five thousand, five hundred sixty".