65436362201369 has 2 divisors, whose sum is σ = 65436362201370. Its totient is φ = 65436362201368.

The previous prime is 65436362201323. The next prime is 65436362201393. The reversal of 65436362201369 is 96310226363456.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52627944358144 + 12808417843225 = 7254512^2 + 3578885^2 .

It is a cyclic number.

It is not a de Polignac number, because 65436362201369 - 2¹² = 65436362197273 is a prime.

It is a super-2 number, since 2×65436362201369² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (65436362201869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32718181100684 + 32718181100685.

It is an arithmetic number, because the mean of its divisors is an integer number (32718181100685).

Almost surely, 2^{65436362201369} is an apocalyptic number.

It is an amenable number.

65436362201369 is a deficient number, since it is larger than the sum of its proper divisors (1).

65436362201369 is an equidigital number, since it uses as much as digits as its factorization.

65436362201369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25194240, while the sum is 56.

The spelling of 65436362201369 in words is "sixty-five trillion, four hundred thirty-six billion, three hundred sixty-two million, two hundred one thousand, three hundred sixty-nine".