65740724359 has 2 divisors, whose sum is σ = 65740724360. Its totient is φ = 65740724358.

The previous prime is 65740724353. The next prime is 65740724363. The reversal of 65740724359 is 95342704756.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65740724359 - 2⁹ = 65740723847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65740724353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32870362179 + 32870362180.

It is an arithmetic number, because the mean of its divisors is an integer number (32870362180).

Almost surely, 2^65740724359 is an apocalyptic number.

65740724359 is a deficient number, since it is larger than the sum of its proper divisors (1).

65740724359 is an equidigital number, since it uses as much as digits as its factorization.

65740724359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6350400, while the sum is 52.

The spelling of 65740724359 in words is "sixty-five billion, seven hundred forty million, seven hundred twenty-four thousand, three hundred fifty-nine".