16844338708743 has 96 divisors (see below), whose sum is σ = 28216179457536. Its totient is φ = 8749996130304.

The previous prime is 16844338708741. The next prime is 16844338708781. The reversal of 16844338708743 is 34780783344861.

It is not a de Polignac number, because 16844338708743 - 2¹ = 16844338708741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16844338708741) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1244311671 + ... + 1244325207.

It is an arithmetic number, because the mean of its divisors is an integer number (293918536016).

Almost surely, 2^{16844338708743} is an apocalyptic number.

16844338708743 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16844338708743 is a deficient number, since it is larger than the sum of its proper divisors (11371840748793).

16844338708743 is a wasteful number, since it uses less digits than its factorization.

16844338708743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18873 (or 18860 counting only the distinct ones).

The product of its (nonzero) digits is 260112384, while the sum is 66.

The spelling of 16844338708743 in words is "sixteen trillion, eight hundred forty-four billion, three hundred thirty-eight million, seven hundred eight thousand, seven hundred forty-three".