563434552656 has 60 divisors (see below), whose sum is σ = 1577208590880. Its totient is φ = 187766925120.

The previous prime is 563434552651. The next prime is 563434552657. The reversal of 563434552656 is 656255434365.

It is a happy number.

563434552656 is a `hidden beast` number, since 5 + 6 + 3 + 4 + 34 + 552 + 6 + 56 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563434552651) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 146875 + ... + 1071653.

It is an arithmetic number, because the mean of its divisors is an integer number (26286809848).

Almost surely, 2^563434552656 is an apocalyptic number.

It is an amenable number.

563434552656 is an abundant number, since it is smaller than the sum of its proper divisors (1013774038224).

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

563434552656 is a wasteful number, since it uses less digits than its factorization.

563434552656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929024 (or 929015 counting only the distinct ones).

The product of its digits is 38880000, while the sum is 54.

The spelling of 563434552656 in words is "five hundred sixty-three billion, four hundred thirty-four million, five hundred fifty-two thousand, six hundred fifty-six".