16982156268 has 144 divisors (see below), whose sum is σ = 53604934656. Its totient is φ = 4403911680.

The previous prime is 16982156207. The next prime is 16982156299. The reversal of 16982156268 is 86265128961.

16982156268 is a `hidden beast` number, since 1 + 6 + 9 + 8 + 2 + 1 + 5 + 626 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1861005 + ... + 1870107.

Almost surely, 2^16982156268 is an apocalyptic number.

16982156268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16982156268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26802467328).

16982156268 is an abundant number, since it is smaller than the sum of its proper divisors (36622778388).

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

16982156268 is a wasteful number, since it uses less digits than its factorization.

16982156268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9804 (or 9799 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The spelling of 16982156268 in words is "sixteen billion, nine hundred eighty-two million, one hundred fifty-six thousand, two hundred sixty-eight".