2162326563 has 32 divisors (see below), whose sum is σ = 3227347200. Its totient is φ = 1430846208.

The previous prime is 2162326561. The next prime is 2162326567. The reversal of 2162326563 is 3656232612.

2162326563 is a `hidden beast` number, since 2 + 1 + 62 + 32 + 6 + 563 = 666.

It is not a de Polignac number, because 2162326563 - 2¹ = 2162326561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2162326561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2925648 + ... + 2926386.

It is an arithmetic number, because the mean of its divisors is an integer number (100854600).

Almost surely, 2^2162326563 is an apocalyptic number.

2162326563 is a deficient number, since it is larger than the sum of its proper divisors (1065020637).

2162326563 is a wasteful number, since it uses less digits than its factorization.

2162326563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1408 (or 1402 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 2162326563 is about 46500.8232507770. The cubic root of 2162326563 is about 1293.1247611916.

The spelling of 2162326563 in words is "two billion, one hundred sixty-two million, three hundred twenty-six thousand, five hundred sixty-three".