9256726889 has 2 divisors, whose sum is σ = 9256726890. Its totient is φ = 9256726888.

The previous prime is 9256726879. The next prime is 9256726903. The reversal of 9256726889 is 9886276529.

9256726889 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9245784025 + 10942864 = 96155^2 + 3308^2 .

It is a cyclic number.

It is not a de Polignac number, because 9256726889 - 2⁴ = 9256726873 is a prime.

It is not a weakly prime, because it can be changed into another prime (9256726849) 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, 4628363444 + 4628363445.

It is an arithmetic number, because the mean of its divisors is an integer number (4628363445).

Almost surely, 2^9256726889 is an apocalyptic number.

It is an amenable number.

9256726889 is a deficient number, since it is larger than the sum of its proper divisors (1).

9256726889 is an equidigital number, since it uses as much as digits as its factorization.

9256726889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26127360, while the sum is 62.

The square root of 9256726889 is about 96211.8853832519. The cubic root of 9256726889 is about 2099.6769638408.

The spelling of 9256726889 in words is "nine billion, two hundred fifty-six million, seven hundred twenty-six thousand, eight hundred eighty-nine".