16180694716 has 6 divisors (see below), whose sum is σ = 28316215760. Its totient is φ = 8090347356.

The previous prime is 16180694713. The next prime is 16180694737. The reversal of 16180694716 is 61749608161.

It is a self number, because there is not a number n which added to its sum of digits gives 16180694716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16180694711) by changing a digit.

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 as a sum of consecutive naturals, namely, 2022586836 + ... + 2022586843.

Almost surely, 2^16180694716 is an apocalyptic number.

It is an amenable number.

16180694716 is a deficient number, since it is larger than the sum of its proper divisors (12135521044).

16180694716 is a wasteful number, since it uses less digits than its factorization.

16180694716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4045173683 (or 4045173681 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 49.

The spelling of 16180694716 in words is "sixteen billion, one hundred eighty million, six hundred ninety-four thousand, seven hundred sixteen".