5663644475 has 24 divisors (see below), whose sum is σ = 7074026400. Its totient is φ = 4498053120.

The previous prime is 5663644463. The next prime is 5663644477. The reversal of 5663644475 is 5744463665.

It is not a de Polignac number, because 5663644475 - 2¹⁸ = 5663382331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5663644477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2869589 + ... + 2871561.

It is an arithmetic number, because the mean of its divisors is an integer number (294751100).

Almost surely, 2^5663644475 is an apocalyptic number.

5663644475 is a deficient number, since it is larger than the sum of its proper divisors (1410381925).

5663644475 is a wasteful number, since it uses less digits than its factorization.

5663644475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2759 (or 2754 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 50.

The square root of 5663644475 is about 75257.1888592711. The cubic root of 5663644475 is about 1782.5100802193.

The spelling of 5663644475 in words is "five billion, six hundred sixty-three million, six hundred forty-four thousand, four hundred seventy-five".