16044104129 has 2 divisors, whose sum is σ = 16044104130. Its totient is φ = 16044104128.

The previous prime is 16044104123. The next prime is 16044104149. The reversal of 16044104129 is 92140144061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15881796529 + 162307600 = 126023^2 + 12740^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16044104129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16044104095 and 16044104104.

It is not a weakly prime, because it can be changed into another prime (16044104123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8022052064 + 8022052065.

It is an arithmetic number, because the mean of its divisors is an integer number (8022052065).

Almost surely, 2^16044104129 is an apocalyptic number.

It is an amenable number.

16044104129 is a deficient number, since it is larger than the sum of its proper divisors (1).

16044104129 is an equidigital number, since it uses as much as digits as its factorization.

16044104129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The spelling of 16044104129 in words is "sixteen billion, forty-four million, one hundred four thousand, one hundred twenty-nine".