42564333163 has 16 divisors (see below), whose sum is σ = 48460882176. Its totient is φ = 37006198240.

The previous prime is 42564333157. The next prime is 42564333167. The reversal of 42564333163 is 36133346524.

It is a de Polignac number, because none of the positive numbers 2^k-42564333163 is a prime.

It is a super-2 number, since 2×42564333163² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42564333167) 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 15 ways as a sum of consecutive naturals, for example, 2105781 + ... + 2125897.

It is an arithmetic number, because the mean of its divisors is an integer number (3028805136).

Almost surely, 2^42564333163 is an apocalyptic number.

42564333163 is a deficient number, since it is larger than the sum of its proper divisors (5896549013).

42564333163 is a wasteful number, since it uses less digits than its factorization.

42564333163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28514.

The product of its digits is 466560, while the sum is 40.

Adding to 42564333163 its reverse (36133346524), we get a palindrome (78697679687).

The spelling of 42564333163 in words is "forty-two billion, five hundred sixty-four million, three hundred thirty-three thousand, one hundred sixty-three".