563243666342365 has 16 divisors (see below), whose sum is σ = 676365509304576. Its totient is φ = 450279588860800.

The previous prime is 563243666342347. The next prime is 563243666342447.

563243666342365 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 563243666342365 - 2¹⁷ = 563243666211293 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 563243666342297 and 563243666342306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68594400 + ... + 76365430.

It is an arithmetic number, because the mean of its divisors is an integer number (42272844331536).

Almost surely, 2^{563243666342365} is an apocalyptic number.

It is an amenable number.

563243666342365 is a deficient number, since it is larger than the sum of its proper divisors (113121842962211).

563243666342365 is a wasteful number, since it uses less digits than its factorization.

563243666342365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7781180.

The product of its digits is 1007769600, while the sum is 64.

The spelling of 563243666342365 in words is "five hundred sixty-three trillion, two hundred forty-three billion, six hundred sixty-six million, three hundred forty-two thousand, three hundred sixty-five".