5638195563 has 32 divisors (see below), whose sum is σ = 10093558272. Its totient is φ = 2703628800.

The previous prime is 5638195553. The next prime is 5638195567. The reversal of 5638195563 is 3655918365.

It is not a de Polignac number, because 5638195563 - 2⁴ = 5638195547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5638195567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 935758 + ... + 941763.

It is an arithmetic number, because the mean of its divisors is an integer number (315423696).

Almost surely, 2^5638195563 is an apocalyptic number.

5638195563 is a deficient number, since it is larger than the sum of its proper divisors (4455362709).

5638195563 is a wasteful number, since it uses less digits than its factorization.

5638195563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1877555.

The product of its digits is 2916000, while the sum is 51.

The square root of 5638195563 is about 75087.9188884603. The cubic root of 5638195563 is about 1779.8362390900.

The spelling of 5638195563 in words is "five billion, six hundred thirty-eight million, one hundred ninety-five thousand, five hundred sixty-three".