16839450780808 has 16 divisors (see below), whose sum is σ = 31574177041680. Its totient is φ = 8419670236368.

The previous prime is 16839450780721. The next prime is 16839450780821. The reversal of 16839450780808 is 80808705493861.

It is a super-2 number, since 2×16839450780808² (a number of 27 digits) contains 22 as substring.

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, 5581966 + ... + 8052157.

It is an arithmetic number, because the mean of its divisors is an integer number (1973386065105).

Almost surely, 2^{16839450780808} is an apocalyptic number.

It is an amenable number.

16839450780808 is a deficient number, since it is larger than the sum of its proper divisors (14734726260872).

16839450780808 is a wasteful number, since it uses less digits than its factorization.

16839450780808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13788516 (or 13788512 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 67.

The spelling of 16839450780808 in words is "sixteen trillion, eight hundred thirty-nine billion, four hundred fifty million, seven hundred eighty thousand, eight hundred eight".