1563442216 has 48 divisors (see below), whose sum is σ = 3482654400. Its totient is φ = 655782624.

The previous prime is 1563442211. The next prime is 1563442259. The reversal of 1563442216 is 6122443651.

It is not an unprimeable number, because it can be changed into a prime (1563442211) 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 11 ways as a sum of consecutive naturals, for example, 24006 + ... + 60853.

It is an arithmetic number, because the mean of its divisors is an integer number (72555300).

Almost surely, 2^1563442216 is an apocalyptic number.

It is an amenable number.

1563442216 is an abundant number, since it is smaller than the sum of its proper divisors (1919212184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1563442216 is a wasteful number, since it uses less digits than its factorization.

1563442216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84926 (or 84915 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 1563442216 is about 39540.3871503555. The cubic root of 1563442216 is about 1160.6304084290.

Adding to 1563442216 its reverse (6122443651), we get a palindrome (7685885867).

The spelling of 1563442216 in words is "one billion, five hundred sixty-three million, four hundred forty-two thousand, two hundred sixteen".