16659900168 has 32 divisors (see below), whose sum is σ = 41661172800. Its totient is φ = 5551777088.

The previous prime is 16659900157. The next prime is 16659900197. The reversal of 16659900168 is 86100995661.

It is a self number, because there is not a number n which added to its sum of digits gives 16659900168.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4071 + ... + 182582.

It is an arithmetic number, because the mean of its divisors is an integer number (1301911650).

Almost surely, 2^16659900168 is an apocalyptic number.

It is an amenable number.

16659900168 is an abundant number, since it is smaller than the sum of its proper divisors (25001272632).

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

16659900168 is a wasteful number, since it uses less digits than its factorization.

16659900168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190381 (or 190377 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 51.

The spelling of 16659900168 in words is "sixteen billion, six hundred fifty-nine million, nine hundred thousand, one hundred sixty-eight".