16209451373 has 2 divisors, whose sum is σ = 16209451374. Its totient is φ = 16209451372.

The previous prime is 16209451339. The next prime is 16209451387. The reversal of 16209451373 is 37315490261.

16209451373 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., 16200707524 + 8743849 = 127282^2 + 2957^2 .

It is a cyclic number.

It is not a de Polignac number, because 16209451373 - 2⁸ = 16209451117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16209451373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16202451373) 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, 8104725686 + 8104725687.

It is an arithmetic number, because the mean of its divisors is an integer number (8104725687).

Almost surely, 2^16209451373 is an apocalyptic number.

It is an amenable number.

16209451373 is a deficient number, since it is larger than the sum of its proper divisors (1).

16209451373 is an equidigital number, since it uses as much as digits as its factorization.

16209451373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 16209451373 in words is "sixteen billion, two hundred nine million, four hundred fifty-one thousand, three hundred seventy-three".