16476991789663 has 2 divisors, whose sum is σ = 16476991789664. Its totient is φ = 16476991789662.

The previous prime is 16476991789637. The next prime is 16476991789733. The reversal of 16476991789663 is 36698719967461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16476991789663 - 2⁴¹ = 14277968534111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16476991789163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8238495894831 + 8238495894832.

It is an arithmetic number, because the mean of its divisors is an integer number (8238495894832).

Almost surely, 2^{16476991789663} is an apocalyptic number.

16476991789663 is a deficient number, since it is larger than the sum of its proper divisors (1).

16476991789663 is an equidigital number, since it uses as much as digits as its factorization.

16476991789663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4444263936, while the sum is 82.

The spelling of 16476991789663 in words is "sixteen trillion, four hundred seventy-six billion, nine hundred ninety-one million, seven hundred eighty-nine thousand, six hundred sixty-three".