79594648853 has 2 divisors, whose sum is σ = 79594648854. Its totient is φ = 79594648852.

The previous prime is 79594648813. The next prime is 79594648891. The reversal of 79594648853 is 35884649597.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55096764529 + 24497884324 = 234727^2 + 156518^2 .

It is a cyclic number.

It is not a de Polignac number, because 79594648853 - 2⁶ = 79594648789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79594648813) 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, 39797324426 + 39797324427.

It is an arithmetic number, because the mean of its divisors is an integer number (39797324427).

Almost surely, 2^79594648853 is an apocalyptic number.

It is an amenable number.

79594648853 is a deficient number, since it is larger than the sum of its proper divisors (1).

79594648853 is an equidigital number, since it uses as much as digits as its factorization.

79594648853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 261273600, while the sum is 68.

The spelling of 79594648853 in words is "seventy-nine billion, five hundred ninety-four million, six hundred forty-eight thousand, eight hundred fifty-three".