65560976608 has 24 divisors (see below), whose sum is σ = 130326316848. Its totient is φ = 32462229504.

The previous prime is 65560976563. The next prime is 65560976641. The reversal of 65560976608 is 80667906556.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9942241 + ... + 9948832.

It is an arithmetic number, because the mean of its divisors is an integer number (5430263202).

Almost surely, 2^65560976608 is an apocalyptic number.

It is an amenable number.

65560976608 is a deficient number, since it is larger than the sum of its proper divisors (64765340240).

65560976608 is a wasteful number, since it uses less digits than its factorization.

65560976608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19891186 (or 19891178 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 58.

The spelling of 65560976608 in words is "sixty-five billion, five hundred sixty million, nine hundred seventy-six thousand, six hundred eight".