563537866313 has 4 divisors (see below), whose sum is σ = 563789560320. Its totient is φ = 563286172308.

The previous prime is 563537866279. The next prime is 563537866417. The reversal of 563537866313 is 313668735365.

563537866313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 313668735365 = 5 ⋅62733747073.

It is a cyclic number.

It is not a de Polignac number, because 563537866313 - 2²⁶ = 563470757449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (563537466313) 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, 125843645 + ... + 125848122.

It is an arithmetic number, because the mean of its divisors is an integer number (140947390080).

Almost surely, 2^563537866313 is an apocalyptic number.

It is an amenable number.

563537866313 is a deficient number, since it is larger than the sum of its proper divisors (251694007).

563537866313 is a wasteful number, since it uses less digits than its factorization.

563537866313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251694006.

The product of its digits is 24494400, while the sum is 56.

The spelling of 563537866313 in words is "five hundred sixty-three billion, five hundred thirty-seven million, eight hundred sixty-six thousand, three hundred thirteen".