16919343130543 has 16 divisors (see below), whose sum is σ = 19814945580864. Its totient is φ = 14143626685440.

The previous prime is 16919343130541. The next prime is 16919343130559. The reversal of 16919343130543 is 34503134391961.

It is not a de Polignac number, because 16919343130543 - 2¹ = 16919343130541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16919343130541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9497230 + ... + 11137147.

It is an arithmetic number, because the mean of its divisors is an integer number (1238434098804).

Almost surely, 2^{16919343130543} is an apocalyptic number.

16919343130543 is a deficient number, since it is larger than the sum of its proper divisors (2895602450321).

16919343130543 is a wasteful number, since it uses less digits than its factorization.

16919343130543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20637282.

The product of its (nonzero) digits is 3149280, while the sum is 52.

The spelling of 16919343130543 in words is "sixteen trillion, nine hundred nineteen billion, three hundred forty-three million, one hundred thirty thousand, five hundred forty-three".