841650764417 has 2 divisors, whose sum is σ = 841650764418. Its totient is φ = 841650764416.

The previous prime is 841650764411. The next prime is 841650764447. The reversal of 841650764417 is 714467056148.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 834562639936 + 7088124481 = 913544^2 + 84191^2 .

It is a cyclic number.

It is not a de Polignac number, because 841650764417 - 2⁸ = 841650764161 is a prime.

It is not a weakly prime, because it can be changed into another prime (841650764411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420825382208 + 420825382209.

It is an arithmetic number, because the mean of its divisors is an integer number (420825382209).

Almost surely, 2^841650764417 is an apocalyptic number.

It is an amenable number.

841650764417 is a deficient number, since it is larger than the sum of its proper divisors (1).

841650764417 is an equidigital number, since it uses as much as digits as its factorization.

841650764417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4515840, while the sum is 53.

The spelling of 841650764417 in words is "eight hundred forty-one billion, six hundred fifty million, seven hundred sixty-four thousand, four hundred seventeen".