65360234651243 has 4 divisors (see below), whose sum is σ = 74697411030000. Its totient is φ = 56023058272488.

The previous prime is 65360234651233. The next prime is 65360234651287. The reversal of 65360234651243 is 34215643206356.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65360234651243 - 2⁸ = 65360234650987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65360234651191 and 65360234651200.

It is not an unprimeable number, because it can be changed into a prime (65360234651233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4668588189368 + ... + 4668588189381.

It is an arithmetic number, because the mean of its divisors is an integer number (18674352757500).

Almost surely, 2^{65360234651243} is an apocalyptic number.

65360234651243 is a deficient number, since it is larger than the sum of its proper divisors (9337176378757).

65360234651243 is an equidigital number, since it uses as much as digits as its factorization.

65360234651243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9337176378756.

The product of its (nonzero) digits is 9331200, while the sum is 50.

Adding to 65360234651243 its reverse (34215643206356), we get a palindrome (99575877857599).

The spelling of 65360234651243 in words is "sixty-five trillion, three hundred sixty billion, two hundred thirty-four million, six hundred fifty-one thousand, two hundred forty-three".