6530838656 has 32 divisors (see below), whose sum is σ = 13069056000. Its totient is φ = 3250761984.

The previous prime is 6530838623. The next prime is 6530838673. The reversal of 6530838656 is 6568380356.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85856 + ... + 142943.

It is an arithmetic number, because the mean of its divisors is an integer number (408408000).

Almost surely, 2^6530838656 is an apocalyptic number.

It is an amenable number.

6530838656 is an abundant number, since it is smaller than the sum of its proper divisors (6538217344).

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

6530838656 is a wasteful number, since it uses less digits than its factorization.

6530838656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229036 (or 229024 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 50.

The square root of 6530838656 is about 80813.6043992594. The cubic root of 6530838656 is about 1869.2023494300.

The spelling of 6530838656 in words is "six billion, five hundred thirty million, eight hundred thirty-eight thousand, six hundred fifty-six".