16765199144 has 16 divisors (see below), whose sum is σ = 31454935200. Its totient is φ = 8377216432.

The previous prime is 16765199137. The next prime is 16765199147. The reversal of 16765199144 is 44199156761.

It is not an unprimeable number, because it can be changed into a prime (16765199147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 659642 + ... + 684585.

It is an arithmetic number, because the mean of its divisors is an integer number (1965933450).

Almost surely, 2^16765199144 is an apocalyptic number.

It is an amenable number.

16765199144 is a deficient number, since it is larger than the sum of its proper divisors (14689736056).

16765199144 is a wasteful number, since it uses less digits than its factorization.

16765199144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345792 (or 1345788 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 53.

The spelling of 16765199144 in words is "sixteen billion, seven hundred sixty-five million, one hundred ninety-nine thousand, one hundred forty-four".