16982507776 has 72 divisors (see below), whose sum is σ = 36591851520. Its totient is φ = 7819708416.

The previous prime is 16982507767. The next prime is 16982507779. The reversal of 16982507776 is 67770528961.

It is a self number, because there is not a number n which added to its sum of digits gives 16982507776.

It is not an unprimeable number, because it can be changed into a prime (16982507779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1468545 + ... + 1480063.

It is an arithmetic number, because the mean of its divisors is an integer number (508220160).

Almost surely, 2^16982507776 is an apocalyptic number.

16982507776 is a gapful number since it is divisible by the number (16) 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 16982507776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18295925760).

16982507776 is an abundant number, since it is smaller than the sum of its proper divisors (19609343744).

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

16982507776 is a wasteful number, since it uses less digits than its factorization.

16982507776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11991 (or 11977 counting only the distinct ones).

The product of its (nonzero) digits is 8890560, while the sum is 58.

The spelling of 16982507776 in words is "sixteen billion, nine hundred eighty-two million, five hundred seven thousand, seven hundred seventy-six".