65243115366353 has 2 divisors, whose sum is σ = 65243115366354. Its totient is φ = 65243115366352.

The previous prime is 65243115366349. The next prime is 65243115366367. The reversal of 65243115366353 is 35366351134256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52407927806224 + 12835187560129 = 7239332^2 + 3582623^2 .

It is a cyclic number.

It is not a de Polignac number, because 65243115366353 - 2² = 65243115366349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65243115366295 and 65243115366304.

It is not a weakly prime, because it can be changed into another prime (65243115366383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32621557683176 + 32621557683177.

It is an arithmetic number, because the mean of its divisors is an integer number (32621557683177).

Almost surely, 2^{65243115366353} is an apocalyptic number.

It is an amenable number.

65243115366353 is a deficient number, since it is larger than the sum of its proper divisors (1).

65243115366353 is an equidigital number, since it uses as much as digits as its factorization.

65243115366353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496000, while the sum is 53.

The spelling of 65243115366353 in words is "sixty-five trillion, two hundred forty-three billion, one hundred fifteen million, three hundred sixty-six thousand, three hundred fifty-three".