71959659743 has 2 divisors, whose sum is σ = 71959659744. Its totient is φ = 71959659742.

The previous prime is 71959659731. The next prime is 71959659769. The reversal of 71959659743 is 34795695917.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71959659743 - 2⁸ = 71959659487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 71959659743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71959649743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35979829871 + 35979829872.

It is an arithmetic number, because the mean of its divisors is an integer number (35979829872).

Almost surely, 2^71959659743 is an apocalyptic number.

71959659743 is a deficient number, since it is larger than the sum of its proper divisors (1).

71959659743 is an equidigital number, since it uses as much as digits as its factorization.

71959659743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64297800, while the sum is 65.

The spelling of 71959659743 in words is "seventy-one billion, nine hundred fifty-nine million, six hundred fifty-nine thousand, seven hundred forty-three".