564245360513543 has 2 divisors, whose sum is σ = 564245360513544. Its totient is φ = 564245360513542.

The previous prime is 564245360513539. The next prime is 564245360513561. The reversal of 564245360513543 is 345315063542465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 564245360513543 - 2² = 564245360513539 is a prime.

It is a super-2 number, since 2×564245360513543² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564245360513533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282122680256771 + 282122680256772.

It is an arithmetic number, because the mean of its divisors is an integer number (282122680256772).

Almost surely, 2^{564245360513543} is an apocalyptic number.

564245360513543 is a deficient number, since it is larger than the sum of its proper divisors (1).

564245360513543 is an equidigital number, since it uses as much as digits as its factorization.

564245360513543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760000, while the sum is 56.

The spelling of 564245360513543 in words is "five hundred sixty-four trillion, two hundred forty-five billion, three hundred sixty million, five hundred thirteen thousand, five hundred forty-three".