564855531293 has 2 divisors, whose sum is σ = 564855531294. Its totient is φ = 564855531292.

The previous prime is 564855531277. The next prime is 564855531379. The reversal of 564855531293 is 392135558465.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 553614866809 + 11240664484 = 744053^2 + 106022^2 .

It is a cyclic number.

It is not a de Polignac number, because 564855531293 - 2⁴ = 564855531277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564855531893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282427765646 + 282427765647.

It is an arithmetic number, because the mean of its divisors is an integer number (282427765647).

Almost surely, 2^564855531293 is an apocalyptic number.

It is an amenable number.

564855531293 is a deficient number, since it is larger than the sum of its proper divisors (1).

564855531293 is an equidigital number, since it uses as much as digits as its factorization.

564855531293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440000, while the sum is 56.

The spelling of 564855531293 in words is "five hundred sixty-four billion, eight hundred fifty-five million, five hundred thirty-one thousand, two hundred ninety-three".