72713769343 has 2 divisors, whose sum is σ = 72713769344. Its totient is φ = 72713769342.

The previous prime is 72713769319. The next prime is 72713769361. The reversal of 72713769343 is 34396731727.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72713769343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72713779343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36356884671 + 36356884672.

It is an arithmetic number, because the mean of its divisors is an integer number (36356884672).

Almost surely, 2^72713769343 is an apocalyptic number.

72713769343 is a deficient number, since it is larger than the sum of its proper divisors (1).

72713769343 is an equidigital number, since it uses as much as digits as its factorization.

72713769343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4000752, while the sum is 52.

The spelling of 72713769343 in words is "seventy-two billion, seven hundred thirteen million, seven hundred sixty-nine thousand, three hundred forty-three".