563436101634365 has 4 divisors (see below), whose sum is σ = 676123321961244. Its totient is φ = 450748881307488.

The previous prime is 563436101634361. The next prime is 563436101634383.

563436101634365 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 444203635147321 + 119232466487044 = 21076139^2 + 10919362^2 .

It is a cyclic number.

It is not a de Polignac number, because 563436101634365 - 2² = 563436101634361 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 563436101634365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563436101634361) 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, 56343610163432 + ... + 56343610163441.

It is an arithmetic number, because the mean of its divisors is an integer number (169030830490311).

Almost surely, 2^{563436101634365} is an apocalyptic number.

It is an amenable number.

563436101634365 is a deficient number, since it is larger than the sum of its proper divisors (112687220326879).

563436101634365 is a wasteful number, since it uses less digits than its factorization.

563436101634365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112687220326878.

The product of its (nonzero) digits is 41990400, while the sum is 56.

It can be divided in two parts, 56343610 and 1634365, that added together give a palindrome (57977975).

The spelling of 563436101634365 in words is "five hundred sixty-three trillion, four hundred thirty-six billion, one hundred one million, six hundred thirty-four thousand, three hundred sixty-five".