65560800988 has 12 divisors (see below), whose sum is σ = 118432414912. Its totient is φ = 31722968160.

The previous prime is 65560800967. The next prime is 65560801093. The reversal of 65560800988 is 88900806556.

It is a super-2 number, since 2×65560800988² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 264357945 + ... + 264358192.

Almost surely, 2^65560800988 is an apocalyptic number.

It is an amenable number.

65560800988 is a deficient number, since it is larger than the sum of its proper divisors (52871613924).

65560800988 is a wasteful number, since it uses less digits than its factorization.

65560800988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528716172 (or 528716170 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 55.

The spelling of 65560800988 in words is "sixty-five billion, five hundred sixty million, eight hundred thousand, nine hundred eighty-eight".