563003665513 has 4 divisors (see below), whose sum is σ = 563492809728. Its totient is φ = 562514521300.

The previous prime is 563003665501. The next prime is 563003665547. The reversal of 563003665513 is 315566300365.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 315566300365 = 5 ⋅63113260073.

It is a cyclic number.

It is not a de Polignac number, because 563003665513 - 2⁵ = 563003665481 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 563003665513.

It is not an unprimeable number, because it can be changed into a prime (563003665573) 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, 244570381 + ... + 244572682.

It is an arithmetic number, because the mean of its divisors is an integer number (140873202432).

Almost surely, 2^563003665513 is an apocalyptic number.

It is an amenable number.

563003665513 is a deficient number, since it is larger than the sum of its proper divisors (489144215).

563003665513 is a wasteful number, since it uses less digits than its factorization.

563003665513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489144214.

The product of its (nonzero) digits is 729000, while the sum is 43.

Adding to 563003665513 its reverse (315566300365), we get a palindrome (878569965878).

The spelling of 563003665513 in words is "five hundred sixty-three billion, three million, six hundred sixty-five thousand, five hundred thirteen".