849726534659 has 2 divisors, whose sum is σ = 849726534660. Its totient is φ = 849726534658.

The previous prime is 849726534581. The next prime is 849726534697. The reversal of 849726534659 is 956435627948.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-849726534659 is a prime.

It is not a weakly prime, because it can be changed into another prime (849726530659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424863267329 + 424863267330.

It is an arithmetic number, because the mean of its divisors is an integer number (424863267330).

Almost surely, 2^849726534659 is an apocalyptic number.

849726534659 is a deficient number, since it is larger than the sum of its proper divisors (1).

849726534659 is an equidigital number, since it uses as much as digits as its factorization.

849726534659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 391910400, while the sum is 68.

The spelling of 849726534659 in words is "eight hundred forty-nine billion, seven hundred twenty-six million, five hundred thirty-four thousand, six hundred fifty-nine".