16189496329 has 2 divisors, whose sum is σ = 16189496330. Its totient is φ = 16189496328.

The previous prime is 16189496273. The next prime is 16189496363. The reversal of 16189496329 is 92369498161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8253359104 + 7936137225 = 90848^2 + 89085^2 .

It is a cyclic number.

It is not a de Polignac number, because 16189496329 - 2¹⁵ = 16189463561 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (16189496629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8094748164 + 8094748165.

It is an arithmetic number, because the mean of its divisors is an integer number (8094748165).

Almost surely, 2^16189496329 is an apocalyptic number.

It is an amenable number.

16189496329 is a deficient number, since it is larger than the sum of its proper divisors (1).

16189496329 is an equidigital number, since it uses as much as digits as its factorization.

16189496329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5038848, while the sum is 58.

The spelling of 16189496329 in words is "sixteen billion, one hundred eighty-nine million, four hundred ninety-six thousand, three hundred twenty-nine".