16425449353 has 2 divisors, whose sum is σ = 16425449354. Its totient is φ = 16425449352.

The previous prime is 16425449329. The next prime is 16425449357. The reversal of 16425449353 is 35394452461.

16425449353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11918743929 + 4506705424 = 109173^2 + 67132^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16425449353 is a prime.

It is not a weakly prime, because it can be changed into another prime (16425449357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8212724676 + 8212724677.

It is an arithmetic number, because the mean of its divisors is an integer number (8212724677).

Almost surely, 2^16425449353 is an apocalyptic number.

It is an amenable number.

16425449353 is a deficient number, since it is larger than the sum of its proper divisors (1).

16425449353 is an equidigital number, since it uses as much as digits as its factorization.

16425449353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 46.

The spelling of 16425449353 in words is "sixteen billion, four hundred twenty-five million, four hundred forty-nine thousand, three hundred fifty-three".