6551560655504 has 80 divisors (see below), whose sum is σ = 13458386126016. Its totient is φ = 3078949478400.

The previous prime is 6551560655501. The next prime is 6551560655513. The reversal of 6551560655504 is 4055560651556.

It is not an unprimeable number, because it can be changed into a prime (6551560655501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 750374819 + ... + 750383549.

Almost surely, 2^{6551560655504} is an apocalyptic number.

It is an amenable number.

6551560655504 is an abundant number, since it is smaller than the sum of its proper divisors (6906825470512).

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

6551560655504 is a wasteful number, since it uses less digits than its factorization.

6551560655504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12144 (or 12138 counting only the distinct ones).

The product of its (nonzero) digits is 13500000, while the sum is 53.

The spelling of 6551560655504 in words is "six trillion, five hundred fifty-one billion, five hundred sixty million, six hundred fifty-five thousand, five hundred four".