16334394879 has 12 divisors (see below), whose sum is σ = 23939113688. Its totient is φ = 9899633040.

The previous prime is 16334394827. The next prime is 16334394883. The reversal of 16334394879 is 97849343361.

It is not a de Polignac number, because 16334394879 - 2¹² = 16334390783 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 (16334344879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22498804 + ... + 22499529.

Almost surely, 2^16334394879 is an apocalyptic number.

16334394879 is a deficient number, since it is larger than the sum of its proper divisors (7604718809).

16334394879 is a wasteful number, since it uses less digits than its factorization.

16334394879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44998358 (or 44998347 counting only the distinct ones).

The product of its digits is 11757312, while the sum is 57.

The spelling of 16334394879 in words is "sixteen billion, three hundred thirty-four million, three hundred ninety-four thousand, eight hundred seventy-nine".