16813126752223 has 2 divisors, whose sum is σ = 16813126752224. Its totient is φ = 16813126752222.

The previous prime is 16813126752203. The next prime is 16813126752307. The reversal of 16813126752223 is 32225762131861.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16813126752223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16813126752203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8406563376111 + 8406563376112.

It is an arithmetic number, because the mean of its divisors is an integer number (8406563376112).

Almost surely, 2^{16813126752223} is an apocalyptic number.

16813126752223 is a deficient number, since it is larger than the sum of its proper divisors (1).

16813126752223 is an equidigital number, since it uses as much as digits as its factorization.

16813126752223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 49.

The spelling of 16813126752223 in words is "sixteen trillion, eight hundred thirteen billion, one hundred twenty-six million, seven hundred fifty-two thousand, two hundred twenty-three".