16840459883886 has 8 divisors (see below), whose sum is σ = 33680919767784. Its totient is φ = 5613486627960.

The previous prime is 16840459883861. The next prime is 16840459884011. The reversal of 16840459883886 is 68838895404861.

It is a sphenic number, since it is the product of 3 distinct primes.

16840459883886 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1403371656985 + ... + 1403371656996.

It is an arithmetic number, because the mean of its divisors is an integer number (4210114970973).

Almost surely, 2^{16840459883886} is an apocalyptic number.

16840459883886 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16840459883886 is a wasteful number, since it uses less digits than its factorization.

16840459883886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2806743313986.

The product of its (nonzero) digits is 2548039680, while the sum is 78.

The spelling of 16840459883886 in words is "sixteen trillion, eight hundred forty billion, four hundred fifty-nine million, eight hundred eighty-three thousand, eight hundred eighty-six".