65323463789 has 2 divisors, whose sum is σ = 65323463790. Its totient is φ = 65323463788.

The previous prime is 65323463759. The next prime is 65323463809. The reversal of 65323463789 is 98736432356.

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., 45778025764 + 19545438025 = 213958^2 + 139805^2 .

It is a cyclic number.

It is not a de Polignac number, because 65323463789 - 2¹⁶ = 65323398253 is a prime.

It is a super-4 number, since 4×65323463789⁴ (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65323463759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32661731894 + 32661731895.

It is an arithmetic number, because the mean of its divisors is an integer number (32661731895).

Almost surely, 2^65323463789 is an apocalyptic number.

It is an amenable number.

65323463789 is a deficient number, since it is larger than the sum of its proper divisors (1).

65323463789 is an equidigital number, since it uses as much as digits as its factorization.

65323463789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19595520, while the sum is 56.

The spelling of 65323463789 in words is "sixty-five billion, three hundred twenty-three million, four hundred sixty-three thousand, seven hundred eighty-nine".