563440121066056 has 32 divisors (see below), whose sum is σ = 1137716689032000. Its totient is φ = 260049044370240.

The previous prime is 563440121066051. The next prime is 563440121066087. The reversal of 563440121066056 is 650660121044365.

It is not an unprimeable number, because it can be changed into a prime (563440121066051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159274795 + ... + 162773893.

It is an arithmetic number, because the mean of its divisors is an integer number (35553646532250).

Almost surely, 2^{563440121066056} is an apocalyptic number.

It is an amenable number.

563440121066056 is an abundant number, since it is smaller than the sum of its proper divisors (574276567965944).

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

563440121066056 is a wasteful number, since it uses less digits than its factorization.

563440121066056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5047429 (or 5047425 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 563440121066056 in words is "five hundred sixty-three trillion, four hundred forty billion, one hundred twenty-one million, sixty-six thousand, fifty-six".