16043995008 has 48 divisors (see below), whose sum is σ = 46168270200. Its totient is φ = 5347997952.

The previous prime is 16043994997. The next prime is 16043995027. The reversal of 16043995008 is 80059934061.

It is a happy number.

16043995008 is a `hidden beast` number, since 1 + 604 + 39 + 9 + 5 + 0 + 0 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6962388 + ... + 6964691.

Almost surely, 2^16043995008 is an apocalyptic number.

16043995008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16043995008 is an abundant number, since it is smaller than the sum of its proper divisors (30124275192).

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

16043995008 is a wasteful number, since it uses less digits than its factorization.

16043995008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13927099 (or 13927084 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 16043995008 in words is "sixteen billion, forty-three million, nine hundred ninety-five thousand, eight".