65908328137 has 2 divisors, whose sum is σ = 65908328138. Its totient is φ = 65908328136.

The previous prime is 65908328089. The next prime is 65908328191. The reversal of 65908328137 is 73182380956.

65908328137 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., 64708675641 + 1199652496 = 254379^2 + 34636^2 .

It is a cyclic number.

It is not a de Polignac number, because 65908328137 - 2¹¹ = 65908326089 is a prime.

It is not a weakly prime, because it can be changed into another prime (65908323137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32954164068 + 32954164069.

It is an arithmetic number, because the mean of its divisors is an integer number (32954164069).

Almost surely, 2^65908328137 is an apocalyptic number.

It is an amenable number.

65908328137 is a deficient number, since it is larger than the sum of its proper divisors (1).

65908328137 is an equidigital number, since it uses as much as digits as its factorization.

65908328137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 65908328137 in words is "sixty-five billion, nine hundred eight million, three hundred twenty-eight thousand, one hundred thirty-seven".