849446095709 has 2 divisors, whose sum is σ = 849446095710. Its totient is φ = 849446095708.

The previous prime is 849446095661. The next prime is 849446095721. The reversal of 849446095709 is 907590644948.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 812121787684 + 37324308025 = 901178^2 + 193195^2 .

It is a cyclic number.

It is not a de Polignac number, because 849446095709 - 2⁸ = 849446095453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (849446095739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424723047854 + 424723047855.

It is an arithmetic number, because the mean of its divisors is an integer number (424723047855).

Almost surely, 2^849446095709 is an apocalyptic number.

It is an amenable number.

849446095709 is a deficient number, since it is larger than the sum of its proper divisors (1).

849446095709 is an equidigital number, since it uses as much as digits as its factorization.

849446095709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78382080, while the sum is 65.

The spelling of 849446095709 in words is "eight hundred forty-nine billion, four hundred forty-six million, ninety-five thousand, seven hundred nine".