65060502122321 has 2 divisors, whose sum is σ = 65060502122322. Its totient is φ = 65060502122320.

The previous prime is 65060502122281. The next prime is 65060502122359. The reversal of 65060502122321 is 12322120506056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44414747184721 + 20645754937600 = 6664439^2 + 4543760^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65060502122321 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (65060502122381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32530251061160 + 32530251061161.

It is an arithmetic number, because the mean of its divisors is an integer number (32530251061161).

Almost surely, 2^{65060502122321} is an apocalyptic number.

It is an amenable number.

65060502122321 is a deficient number, since it is larger than the sum of its proper divisors (1).

65060502122321 is an equidigital number, since it uses as much as digits as its factorization.

65060502122321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 65060502122321 its reverse (12322120506056), we get a palindrome (77382622628377).

The spelling of 65060502122321 in words is "sixty-five trillion, sixty billion, five hundred two million, one hundred twenty-two thousand, three hundred twenty-one".