65716276344869 has 2 divisors, whose sum is σ = 65716276344870. Its totient is φ = 65716276344868.

The previous prime is 65716276344853. The next prime is 65716276344931. The reversal of 65716276344869 is 96844367261756.

65716276344869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34896346879969 + 30819929464900 = 5907313^2 + 5551570^2 .

It is a cyclic number.

It is not a de Polignac number, because 65716276344869 - 2⁴ = 65716276344853 is a prime.

It is a super-2 number, since 2×65716276344869² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 65716276344796 and 65716276344805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65716276344809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32858138172434 + 32858138172435.

It is an arithmetic number, because the mean of its divisors is an integer number (32858138172435).

Almost surely, 2^{65716276344869} is an apocalyptic number.

It is an amenable number.

65716276344869 is a deficient number, since it is larger than the sum of its proper divisors (1).

65716276344869 is an equidigital number, since it uses as much as digits as its factorization.

65716276344869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2194698240, while the sum is 74.

The spelling of 65716276344869 in words is "sixty-five trillion, seven hundred sixteen billion, two hundred seventy-six million, three hundred forty-four thousand, eight hundred sixty-nine".