800625713317 has 2 divisors, whose sum is σ = 800625713318. Its totient is φ = 800625713316.

The previous prime is 800625713291. The next prime is 800625713339. The reversal of 800625713317 is 713317526008.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 725505318756 + 75120394561 = 851766^2 + 274081^2 .

It is a cyclic number.

It is not a de Polignac number, because 800625713317 - 2¹⁵ = 800625680549 is a prime.

It is a super-2 number, since 2×800625713317² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (800625717317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400312856658 + 400312856659.

It is an arithmetic number, because the mean of its divisors is an integer number (400312856659).

Almost surely, 2^800625713317 is an apocalyptic number.

It is an amenable number.

800625713317 is a deficient number, since it is larger than the sum of its proper divisors (1).

800625713317 is an equidigital number, since it uses as much as digits as its factorization.

800625713317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 800625713317 in words is "eight hundred billion, six hundred twenty-five million, seven hundred thirteen thousand, three hundred seventeen".