563636445 has 32 divisors (see below), whose sum is σ = 964752768. Its totient is φ = 279994368.

The previous prime is 563636443. The next prime is 563636449. The reversal of 563636445 is 544636365.

It is a happy number.

It is not a de Polignac number, because 563636445 - 2¹ = 563636443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 563636397 and 563636406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563636443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13342 + ... + 36128.

It is an arithmetic number, because the mean of its divisors is an integer number (30148524).

Almost surely, 2^563636445 is an apocalyptic number.

It is an amenable number.

563636445 is a deficient number, since it is larger than the sum of its proper divisors (401116323).

563636445 is a wasteful number, since it uses less digits than its factorization.

563636445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22909.

The product of its digits is 777600, while the sum is 42.

The square root of 563636445 is about 23741.0287266580. The cubic root of 563636445 is about 826.0373580690.

The spelling of 563636445 in words is "five hundred sixty-three million, six hundred thirty-six thousand, four hundred forty-five".