6561303088 has 20 divisors (see below), whose sum is σ = 12713849208. Its totient is φ = 3280309760.

The previous prime is 6561303061. The next prime is 6561303107. The reversal of 6561303088 is 8803031656.

It is a self number, because there is not a number n which added to its sum of digits gives 6561303088.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218895 + ... + 247057.

Almost surely, 2^6561303088 is an apocalyptic number.

It is an amenable number.

6561303088 is a deficient number, since it is larger than the sum of its proper divisors (6152546120).

6561303088 is a wasteful number, since it uses less digits than its factorization.

6561303088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42732 (or 42726 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 6561303088 is about 81001.8708919738. The cubic root of 6561303088 is about 1872.1042673923.

The spelling of 6561303088 in words is "six billion, five hundred sixty-one million, three hundred three thousand, eighty-eight".