16730001641 has 2 divisors, whose sum is σ = 16730001642. Its totient is φ = 16730001640.

The previous prime is 16730001637. The next prime is 16730001647. The reversal of 16730001641 is 14610003761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11598428416 + 5131573225 = 107696^2 + 71635^2 .

It is a cyclic number.

It is not a de Polignac number, because 16730001641 - 2² = 16730001637 is a prime.

It is not a weakly prime, because it can be changed into another prime (16730001647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8365000820 + 8365000821.

It is an arithmetic number, because the mean of its divisors is an integer number (8365000821).

Almost surely, 2^16730001641 is an apocalyptic number.

It is an amenable number.

16730001641 is a deficient number, since it is larger than the sum of its proper divisors (1).

16730001641 is an equidigital number, since it uses as much as digits as its factorization.

16730001641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

The spelling of 16730001641 in words is "sixteen billion, seven hundred thirty million, one thousand, six hundred forty-one".