16126306516 has 18 divisors (see below), whose sum is σ = 29160765690. Its totient is φ = 7803049680.

The previous prime is 16126306489. The next prime is 16126306531. The reversal of 16126306516 is 61560362161.

16126306516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 14541948100 + 1584358416 = 120590^2 + 39804^2 .

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 2093751 + ... + 2101438.

Almost surely, 2^16126306516 is an apocalyptic number.

It is an amenable number.

16126306516 is a deficient number, since it is larger than the sum of its proper divisors (13034459174).

16126306516 is a wasteful number, since it uses less digits than its factorization.

16126306516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4195255 (or 4195222 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

Adding to 16126306516 its reverse (61560362161), we get a palindrome (77686668677).

The spelling of 16126306516 in words is "sixteen billion, one hundred twenty-six million, three hundred six thousand, five hundred sixteen".