72289141791793 has 2 divisors, whose sum is σ = 72289141791794. Its totient is φ = 72289141791792.

The previous prime is 72289141791767. The next prime is 72289141791817. The reversal of 72289141791793 is 39719714198227.

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., 42653007479329 + 29636134312464 = 6530927^2 + 5443908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72289141791793 is a prime.

It is not a weakly prime, because it can be changed into another prime (72289141491793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36144570895896 + 36144570895897.

It is an arithmetic number, because the mean of its divisors is an integer number (36144570895897).

Almost surely, 2^{72289141791793} is an apocalyptic number.

It is an amenable number.

72289141791793 is a deficient number, since it is larger than the sum of its proper divisors (1).

72289141791793 is an equidigital number, since it uses as much as digits as its factorization.

72289141791793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96018048, while the sum is 70.

The spelling of 72289141791793 in words is "seventy-two trillion, two hundred eighty-nine billion, one hundred forty-one million, seven hundred ninety-one thousand, seven hundred ninety-three".