17047983816 has 96 divisors (see below), whose sum is σ = 48785405760. Its totient is φ = 5575407552.

The previous prime is 17047983787. The next prime is 17047983829. The reversal of 17047983816 is 61838974071.

17047983816 is a `hidden beast` number, since 17 + 0 + 479 + 83 + 81 + 6 = 666.

17047983816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20301 + ... + 185763.

It is an arithmetic number, because the mean of its divisors is an integer number (508181310).

Almost surely, 2^17047983816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 17047983816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24392702880).

17047983816 is an abundant number, since it is smaller than the sum of its proper divisors (31737421944).

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

17047983816 is a wasteful number, since it uses less digits than its factorization.

17047983816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165537 (or 165521 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 54.

The spelling of 17047983816 in words is "seventeen billion, forty-seven million, nine hundred eighty-three thousand, eight hundred sixteen".