16434988276 has 18 divisors (see below), whose sum is σ = 33456940818. Its totient is φ = 7043566320.

The previous prime is 16434988267. The next prime is 16434988321. The reversal of 16434988276 is 67288943461.

It is a happy number.

16434988276 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., 12450096400 + 3984891876 = 111580^2 + 63126^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16434988276.

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, 41925795 + ... + 41926186.

Almost surely, 2^16434988276 is an apocalyptic number.

It is an amenable number.

16434988276 is an abundant number, since it is smaller than the sum of its proper divisors (17021952542).

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

16434988276 is a wasteful number, since it uses less digits than its factorization.

16434988276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83851999 (or 83851990 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 58.

The spelling of 16434988276 in words is "sixteen billion, four hundred thirty-four million, nine hundred eighty-eight thousand, two hundred seventy-six".