79471263707317 has 2 divisors, whose sum is σ = 79471263707318. Its totient is φ = 79471263707316.

The previous prime is 79471263707273. The next prime is 79471263707357. The reversal of 79471263707317 is 71370736217497.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78665795151876 + 805468555441 = 8869374^2 + 897479^2 .

It is a cyclic number.

It is not a de Polignac number, because 79471263707317 - 2¹⁵ = 79471263674549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79471263707357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39735631853658 + 39735631853659.

It is an arithmetic number, because the mean of its divisors is an integer number (39735631853659).

Almost surely, 2^{79471263707317} is an apocalyptic number.

It is an amenable number.

79471263707317 is a deficient number, since it is larger than the sum of its proper divisors (1).

79471263707317 is an equidigital number, since it uses as much as digits as its factorization.

79471263707317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65345616, while the sum is 64.

The spelling of 79471263707317 in words is "seventy-nine trillion, four hundred seventy-one billion, two hundred sixty-three million, seven hundred seven thousand, three hundred seventeen".