67235089073 has 2 divisors, whose sum is σ = 67235089074. Its totient is φ = 67235089072.

The previous prime is 67235089069. The next prime is 67235089091. The reversal of 67235089073 is 37098053276.

It is a happy number.

67235089073 is digitally balanced in base 2, 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., 65691227809 + 1543861264 = 256303^2 + 39292^2 .

It is a cyclic number.

It is not a de Polignac number, because 67235089073 - 2² = 67235089069 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (67235089013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33617544536 + 33617544537.

It is an arithmetic number, because the mean of its divisors is an integer number (33617544537).

Almost surely, 2^67235089073 is an apocalyptic number.

It is an amenable number.

67235089073 is a deficient number, since it is larger than the sum of its proper divisors (1).

67235089073 is an equidigital number, since it uses as much as digits as its factorization.

67235089073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The spelling of 67235089073 in words is "sixty-seven billion, two hundred thirty-five million, eighty-nine thousand, seventy-three".