16324945349 has 2 divisors, whose sum is σ = 16324945350. Its totient is φ = 16324945348.

The previous prime is 16324945327. The next prime is 16324945391. The reversal of 16324945349 is 94354942361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16318785025 + 6160324 = 127745^2 + 2482^2 .

It is a cyclic number.

It is not a de Polignac number, because 16324945349 - 2⁸ = 16324945093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16324945297 and 16324945306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16324945849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8162472674 + 8162472675.

It is an arithmetic number, because the mean of its divisors is an integer number (8162472675).

Almost surely, 2^16324945349 is an apocalyptic number.

It is an amenable number.

16324945349 is a deficient number, since it is larger than the sum of its proper divisors (1).

16324945349 is an equidigital number, since it uses as much as digits as its factorization.

16324945349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2799360, while the sum is 50.

The spelling of 16324945349 in words is "sixteen billion, three hundred twenty-four million, nine hundred forty-five thousand, three hundred forty-nine".