16734181689343 has 2 divisors, whose sum is σ = 16734181689344. Its totient is φ = 16734181689342.

The previous prime is 16734181689283. The next prime is 16734181689347. The reversal of 16734181689343 is 34398618143761.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16734181689343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16734181689347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8367090844671 + 8367090844672.

It is an arithmetic number, because the mean of its divisors is an integer number (8367090844672).

Almost surely, 2^{16734181689343} is an apocalyptic number.

16734181689343 is a deficient number, since it is larger than the sum of its proper divisors (1).

16734181689343 is an equidigital number, since it uses as much as digits as its factorization.

16734181689343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62705664, while the sum is 64.

The spelling of 16734181689343 in words is "sixteen trillion, seven hundred thirty-four billion, one hundred eighty-one million, six hundred eighty-nine thousand, three hundred forty-three".