65739488736769 has 2 divisors, whose sum is σ = 65739488736770. Its totient is φ = 65739488736768.

The previous prime is 65739488736743. The next prime is 65739488736773. The reversal of 65739488736769 is 96763788493756.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64066897472400 + 1672591264369 = 8004180^2 + 1293287^2 .

It is a cyclic number.

It is not a de Polignac number, because 65739488736769 - 2⁴³ = 56943395714561 is a prime.

It is a super-2 number, since 2×65739488736769² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65739488736769.

It is not a weakly prime, because it can be changed into another prime (65739488736709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32869744368384 + 32869744368385.

It is an arithmetic number, because the mean of its divisors is an integer number (32869744368385).

Almost surely, 2^{65739488736769} is an apocalyptic number.

It is an amenable number.

65739488736769 is a deficient number, since it is larger than the sum of its proper divisors (1).

65739488736769 is an equidigital number, since it uses as much as digits as its factorization.

65739488736769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69132994560, while the sum is 88.

The spelling of 65739488736769 in words is "sixty-five trillion, seven hundred thirty-nine billion, four hundred eighty-eight million, seven hundred thirty-six thousand, seven hundred sixty-nine".