563643346365 has 64 divisors (see below), whose sum is σ = 1094131584000. Its totient is φ = 273030350400.

The previous prime is 563643346309. The next prime is 563643346391.

It is a happy number.

563643346365 is a `hidden beast` number, since 5 + 63 + 64 + 3 + 3 + 463 + 65 = 666.

563643346365 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 563643346365 - 2¹³ = 563643338173 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1446186 + ... + 1794084.

It is an arithmetic number, because the mean of its divisors is an integer number (17095806000).

Almost surely, 2^563643346365 is an apocalyptic number.

563643346365 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

563643346365 is a deficient number, since it is larger than the sum of its proper divisors (530488237635).

563643346365 is a wasteful number, since it uses less digits than its factorization.

563643346365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349015 (or 349009 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 54.

The spelling of 563643346365 in words is "five hundred sixty-three billion, six hundred forty-three million, three hundred forty-six thousand, three hundred sixty-five".