16124244616 has 16 divisors (see below), whose sum is σ = 30286100700. Its totient is φ = 8047951104.

The previous prime is 16124244601. The next prime is 16124244659. The reversal of 16124244616 is 61644242161.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16106148100 + 18096516 = 126910^2 + 4254^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1766565 + ... + 1775668.

Almost surely, 2^16124244616 is an apocalyptic number.

It is an amenable number.

16124244616 is a deficient number, since it is larger than the sum of its proper divisors (14161856084).

16124244616 is a wasteful number, since it uses less digits than its factorization.

16124244616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3542808 (or 3542804 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

Adding to 16124244616 its reverse (61644242161), we get a palindrome (77768486777).

The spelling of 16124244616 in words is "sixteen billion, one hundred twenty-four million, two hundred forty-four thousand, six hundred sixteen".