65740740713 has 2 divisors, whose sum is σ = 65740740714. Its totient is φ = 65740740712.

The previous prime is 65740740701. The next prime is 65740740731. The reversal of 65740740713 is 31704704756.

65740740713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (65740740731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65227627609 + 513113104 = 255397^2 + 22652^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65740740713 is a prime.

It is not a weakly prime, because it can be changed into another prime (65740740733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32870370356 + 32870370357.

It is an arithmetic number, because the mean of its divisors is an integer number (32870370357).

Almost surely, 2^65740740713 is an apocalyptic number.

It is an amenable number.

65740740713 is a deficient number, since it is larger than the sum of its proper divisors (1).

65740740713 is an equidigital number, since it uses as much as digits as its factorization.

65740740713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 493920, while the sum is 44.

The spelling of 65740740713 in words is "sixty-five billion, seven hundred forty million, seven hundred forty thousand, seven hundred thirteen".