16949169168 has 40 divisors (see below), whose sum is σ = 43941208416. Its totient is φ = 5629612800.

The previous prime is 16949169151. The next prime is 16949169197. The reversal of 16949169168 is 86196194961.

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, 614818 + ... + 641793.

Almost surely, 2^16949169168 is an apocalyptic number.

It is an amenable number.

16949169168 is an abundant number, since it is smaller than the sum of its proper divisors (26992039248).

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

16949169168 is a wasteful number, since it uses less digits than its factorization.

16949169168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256903 (or 1256897 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 60.

The spelling of 16949169168 in words is "sixteen billion, nine hundred forty-nine million, one hundred sixty-nine thousand, one hundred sixty-eight".