16422912049 has 2 divisors, whose sum is σ = 16422912050. Its totient is φ = 16422912048.

The previous prime is 16422911969. The next prime is 16422912053. The reversal of 16422912049 is 94021922461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10458130225 + 5964781824 = 102265^2 + 77232^2 .

It is a cyclic number.

It is not a de Polignac number, because 16422912049 - 2⁹ = 16422911537 is a prime.

It is not a weakly prime, because it can be changed into another prime (16422912089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8211456024 + 8211456025.

It is an arithmetic number, because the mean of its divisors is an integer number (8211456025).

Almost surely, 2^16422912049 is an apocalyptic number.

It is an amenable number.

16422912049 is a deficient number, since it is larger than the sum of its proper divisors (1).

16422912049 is an equidigital number, since it uses as much as digits as its factorization.

16422912049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 40.

The spelling of 16422912049 in words is "sixteen billion, four hundred twenty-two million, nine hundred twelve thousand, forty-nine".