563353051421389 has 2 divisors, whose sum is σ = 563353051421390. Its totient is φ = 563353051421388.

The previous prime is 563353051421189. The next prime is 563353051421417. The reversal of 563353051421389 is 983124150353365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 397362681545764 + 165990369875625 = 19933958^2 + 12883725^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-563353051421389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563353051421189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281676525710694 + 281676525710695.

It is an arithmetic number, because the mean of its divisors is an integer number (281676525710695).

Almost surely, 2^{563353051421389} is an apocalyptic number.

It is an amenable number.

563353051421389 is a deficient number, since it is larger than the sum of its proper divisors (1).

563353051421389 is an equidigital number, since it uses as much as digits as its factorization.

563353051421389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992000, while the sum is 58.

The spelling of 563353051421389 in words is "five hundred sixty-three trillion, three hundred fifty-three billion, fifty-one million, four hundred twenty-one thousand, three hundred eighty-nine".