16536222113 has 8 divisors (see below), whose sum is σ = 16608271680. Its totient is φ = 16464222000.

The previous prime is 16536222097. The next prime is 16536222179. The reversal of 16536222113 is 31122263561.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16536222113 - 2⁴ = 16536222097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16536222113.

It is not an unprimeable number, because it can be changed into a prime (16536222413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762131 + ... + 783527.

It is an arithmetic number, because the mean of its divisors is an integer number (2076033960).

Almost surely, 2^16536222113 is an apocalyptic number.

It is an amenable number.

16536222113 is a deficient number, since it is larger than the sum of its proper divisors (72049567).

16536222113 is a wasteful number, since it uses less digits than its factorization.

16536222113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24727.

The product of its digits is 12960, while the sum is 32.

Adding to 16536222113 its reverse (31122263561), we get a palindrome (47658485674).

The spelling of 16536222113 in words is "sixteen billion, five hundred thirty-six million, two hundred twenty-two thousand, one hundred thirteen".