563489027423 has 4 divisors (see below), whose sum is σ = 643987459920. Its totient is φ = 482990594928.

The previous prime is 563489027411. The next prime is 563489027461. The reversal of 563489027423 is 324720984365.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 563489027423 - 2¹² = 563489023327 is a prime.

It is a super-2 number, since 2×563489027423² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563489027473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40249216238 + ... + 40249216251.

It is an arithmetic number, because the mean of its divisors is an integer number (160996864980).

Almost surely, 2^563489027423 is an apocalyptic number.

563489027423 is a deficient number, since it is larger than the sum of its proper divisors (80498432497).

563489027423 is an equidigital number, since it uses as much as digits as its factorization.

563489027423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80498432496.

The product of its (nonzero) digits is 8709120, while the sum is 53.

The spelling of 563489027423 in words is "five hundred sixty-three billion, four hundred eighty-nine million, twenty-seven thousand, four hundred twenty-three".