65242355254693 has 2 divisors, whose sum is σ = 65242355254694. Its totient is φ = 65242355254692.

The previous prime is 65242355254663. The next prime is 65242355254733. The reversal of 65242355254693 is 39645255324256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65159153582884 + 83201671809 = 8072122^2 + 288447^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65242355254693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65242355254663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32621177627346 + 32621177627347.

It is an arithmetic number, because the mean of its divisors is an integer number (32621177627347).

Almost surely, 2^{65242355254693} is an apocalyptic number.

It is an amenable number.

65242355254693 is a deficient number, since it is larger than the sum of its proper divisors (1).

65242355254693 is an equidigital number, since it uses as much as digits as its factorization.

65242355254693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280000, while the sum is 61.

The spelling of 65242355254693 in words is "sixty-five trillion, two hundred forty-two billion, three hundred fifty-five million, two hundred fifty-four thousand, six hundred ninety-three".