16318028848591 has 2 divisors, whose sum is σ = 16318028848592. Its totient is φ = 16318028848590.

The previous prime is 16318028848549. The next prime is 16318028848601. The reversal of 16318028848591 is 19584882081361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16318028848591 - 2²⁹ = 16317491977679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16318028848391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8159014424295 + 8159014424296.

It is an arithmetic number, because the mean of its divisors is an integer number (8159014424296).

Almost surely, 2^{16318028848591} is an apocalyptic number.

16318028848591 is a deficient number, since it is larger than the sum of its proper divisors (1).

16318028848591 is an equidigital number, since it uses as much as digits as its factorization.

16318028848591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26542080, while the sum is 64.

The spelling of 16318028848591 in words is "sixteen trillion, three hundred eighteen billion, twenty-eight million, eight hundred forty-eight thousand, five hundred ninety-one".