563138516322 has 54 divisors (see below), whose sum is σ = 1267190723019. Its totient is φ = 187684184700.

The previous prime is 563138516299. The next prime is 563138516327. The reversal of 563138516322 is 223615831365.

563138516322 is a `hidden beast` number, since 5 + 6 + 3 + 1 + 3 + 8 + 5 + 1 + 632 + 2 = 666.

563138516322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 281569258161 + 281569258161 = 530631^2 + 530631^2 .

It is a tau number, because it is divible by the number of its divisors (54).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=530631.

It is not an unprimeable number, because it can be changed into a prime (563138516327) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 85958947 + ... + 85965497.

Almost surely, 2^563138516322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563138516322

563138516322 is an abundant number, since it is smaller than the sum of its proper divisors (704052206697).

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

563138516322 is an frugal number, since it uses more digits than its factorization.

563138516322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13128 (or 6556 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The spelling of 563138516322 in words is "five hundred sixty-three billion, one hundred thirty-eight million, five hundred sixteen thousand, three hundred twenty-two".