16048800421 has 2 divisors, whose sum is σ = 16048800422. Its totient is φ = 16048800420.

The previous prime is 16048800401. The next prime is 16048800451. The reversal of 16048800421 is 12400884061.

16048800421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12944750625 + 3104049796 = 113775^2 + 55714^2 .

It is a cyclic number.

It is not a de Polignac number, because 16048800421 - 2¹¹ = 16048798373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16048800401) 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, 8024400210 + 8024400211.

It is an arithmetic number, because the mean of its divisors is an integer number (8024400211).

Almost surely, 2^16048800421 is an apocalyptic number.

It is an amenable number.

16048800421 is a deficient number, since it is larger than the sum of its proper divisors (1).

16048800421 is an equidigital number, since it uses as much as digits as its factorization.

16048800421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12288, while the sum is 34.

The spelling of 16048800421 in words is "sixteen billion, forty-eight million, eight hundred thousand, four hundred twenty-one".