16851883672 has 24 divisors (see below), whose sum is σ = 34214810940. Its totient is φ = 7777791840.

The previous prime is 16851883627. The next prime is 16851883703. The reversal of 16851883672 is 27638815861.

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, 6230854 + ... + 6233557.

Almost surely, 2^16851883672 is an apocalyptic number.

It is an amenable number.

16851883672 is an abundant number, since it is smaller than the sum of its proper divisors (17362927268).

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

16851883672 is a wasteful number, since it uses less digits than its factorization.

16851883672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12464443 (or 12464426 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 55.

The spelling of 16851883672 in words is "sixteen billion, eight hundred fifty-one million, eight hundred eighty-three thousand, six hundred seventy-two".