563259420397 has 2 divisors, whose sum is σ = 563259420398. Its totient is φ = 563259420396.

The previous prime is 563259420337. The next prime is 563259420403. The reversal of 563259420397 is 793024952365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 557442917641 + 5816502756 = 746621^2 + 76266^2 .

It is a cyclic number.

It is not a de Polignac number, because 563259420397 - 2¹¹ = 563259418349 is a prime.

It is a super-2 number, since 2×563259420397² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563259420337) 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 as a sum of consecutive naturals, namely, 281629710198 + 281629710199.

It is an arithmetic number, because the mean of its divisors is an integer number (281629710199).

Almost surely, 2^563259420397 is an apocalyptic number.

It is an amenable number.

563259420397 is a deficient number, since it is larger than the sum of its proper divisors (1).

563259420397 is an equidigital number, since it uses as much as digits as its factorization.

563259420397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12247200, while the sum is 55.

The spelling of 563259420397 in words is "five hundred sixty-three billion, two hundred fifty-nine million, four hundred twenty thousand, three hundred ninety-seven".