16906344353 has 2 divisors, whose sum is σ = 16906344354. Its totient is φ = 16906344352.

The previous prime is 16906344341. The next prime is 16906344401. The reversal of 16906344353 is 35344360961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10956227584 + 5950116769 = 104672^2 + 77137^2 .

It is a cyclic number.

It is not a de Polignac number, because 16906344353 - 2¹⁶ = 16906278817 is a prime.

It is not a weakly prime, because it can be changed into another prime (16906349353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8453172176 + 8453172177.

It is an arithmetic number, because the mean of its divisors is an integer number (8453172177).

Almost surely, 2^16906344353 is an apocalyptic number.

It is an amenable number.

16906344353 is a deficient number, since it is larger than the sum of its proper divisors (1).

16906344353 is an equidigital number, since it uses as much as digits as its factorization.

16906344353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 44.

The spelling of 16906344353 in words is "sixteen billion, nine hundred six million, three hundred forty-four thousand, three hundred fifty-three".