79853171711 has 2 divisors, whose sum is σ = 79853171712. Its totient is φ = 79853171710.

The previous prime is 79853171687. The next prime is 79853171719. The reversal of 79853171711 is 11717135897.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79853171711 - 2²⁶ = 79786062847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79853171711.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79853171719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39926585855 + 39926585856.

It is an arithmetic number, because the mean of its divisors is an integer number (39926585856).

Almost surely, 2^79853171711 is an apocalyptic number.

79853171711 is a deficient number, since it is larger than the sum of its proper divisors (1).

79853171711 is an equidigital number, since it uses as much as digits as its factorization.

79853171711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 370440, while the sum is 50.

The spelling of 79853171711 in words is "seventy-nine billion, eight hundred fifty-three million, one hundred seventy-one thousand, seven hundred eleven".