72160680516233 has 2 divisors, whose sum is σ = 72160680516234. Its totient is φ = 72160680516232.

The previous prime is 72160680516173. The next prime is 72160680516241. The reversal of 72160680516233 is 33261508606127.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40819359334009 + 31341321182224 = 6389003^2 + 5598332^2 .

It is a cyclic number.

It is not a de Polignac number, because 72160680516233 - 2⁴⁴ = 54568494471817 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (72160680516283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36080340258116 + 36080340258117.

It is an arithmetic number, because the mean of its divisors is an integer number (36080340258117).

Almost surely, 2^{72160680516233} is an apocalyptic number.

It is an amenable number.

72160680516233 is a deficient number, since it is larger than the sum of its proper divisors (1).

72160680516233 is an equidigital number, since it uses as much as digits as its factorization.

72160680516233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 72160680516233 in words is "seventy-two trillion, one hundred sixty billion, six hundred eighty million, five hundred sixteen thousand, two hundred thirty-three".