16838611516343 has 4 divisors (see below), whose sum is σ = 16838812732560. Its totient is φ = 16838410300128.

The previous prime is 16838611516297. The next prime is 16838611516357. The reversal of 16838611516343 is 34361511683861.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16838611516343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16838611513343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100482530 + ... + 100649967.

It is an arithmetic number, because the mean of its divisors is an integer number (4209703183140).

Almost surely, 2^{16838611516343} is an apocalyptic number.

16838611516343 is a deficient number, since it is larger than the sum of its proper divisors (201216217).

16838611516343 is an equidigital number, since it uses as much as digits as its factorization.

16838611516343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201216216.

The product of its digits is 7464960, while the sum is 56.

The spelling of 16838611516343 in words is "sixteen trillion, eight hundred thirty-eight billion, six hundred eleven million, five hundred sixteen thousand, three hundred forty-three".