16429489272 has 96 divisors (see below), whose sum is σ = 50873253600. Its totient is φ = 4692287232.

The previous prime is 16429489171. The next prime is 16429489309. The reversal of 16429489272 is 27298492461.

It is a happy number.

16429489272 is a `hidden beast` number, since 1 + 6 + 4 + 294 + 89 + 272 = 666.

16429489272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

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 23 ways as a sum of consecutive naturals, for example, 1743678 + ... + 1753074.

It is an arithmetic number, because the mean of its divisors is an integer number (529929725).

Almost surely, 2^16429489272 is an apocalyptic number.

16429489272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16429489272 is an abundant number, since it is smaller than the sum of its proper divisors (34443764328).

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

16429489272 is a wasteful number, since it uses less digits than its factorization.

16429489272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12885 (or 12878 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The spelling of 16429489272 in words is "sixteen billion, four hundred twenty-nine million, four hundred eighty-nine thousand, two hundred seventy-two".