65964848039 has 2 divisors, whose sum is σ = 65964848040. Its totient is φ = 65964848038.

The previous prime is 65964848029. The next prime is 65964848051. The reversal of 65964848039 is 93084846956.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65964848039 - 2⁸ = 65964847783 is a prime.

It is a super-2 number, since 2×65964848039² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65964848029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32982424019 + 32982424020.

It is an arithmetic number, because the mean of its divisors is an integer number (32982424020).

Almost surely, 2^65964848039 is an apocalyptic number.

65964848039 is a deficient number, since it is larger than the sum of its proper divisors (1).

65964848039 is an equidigital number, since it uses as much as digits as its factorization.

65964848039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44789760, while the sum is 62.

The spelling of 65964848039 in words is "sixty-five billion, nine hundred sixty-four million, eight hundred forty-eight thousand, thirty-nine".