16374982109 has 4 divisors (see below), whose sum is σ = 16503919104. Its totient is φ = 16246045116.

The previous prime is 16374982073. The next prime is 16374982139. The reversal of 16374982109 is 90128947361.

16374982109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16374982109 - 2²⁰ = 16373933533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16374982139) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 64468307 + ... + 64468560.

It is an arithmetic number, because the mean of its divisors is an integer number (4125979776).

Almost surely, 2^16374982109 is an apocalyptic number.

It is an amenable number.

16374982109 is a deficient number, since it is larger than the sum of its proper divisors (128936995).

16374982109 is a wasteful number, since it uses less digits than its factorization.

16374982109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128936994.

The product of its (nonzero) digits is 653184, while the sum is 50.

The spelling of 16374982109 in words is "sixteen billion, three hundred seventy-four million, nine hundred eighty-two thousand, one hundred nine".