79298445869 has 2 divisors, whose sum is σ = 79298445870. Its totient is φ = 79298445868.

The previous prime is 79298445851. The next prime is 79298445887. The reversal of 79298445869 is 96854489297.

It is a balanced prime because it is at equal distance from previous prime (79298445851) and next prime (79298445887).

It can be written as a sum of positive squares in only one way, i.e., 69804282025 + 9494163844 = 264205^2 + 97438^2 .

It is a cyclic number.

It is not a de Polignac number, because 79298445869 - 2¹⁶ = 79298380333 is a prime.

It is a super-2 number, since 2×79298445869² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79298445269) 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, 39649222934 + 39649222935.

It is an arithmetic number, because the mean of its divisors is an integer number (39649222935).

Almost surely, 2^79298445869 is an apocalyptic number.

It is an amenable number.

79298445869 is a deficient number, since it is larger than the sum of its proper divisors (1).

79298445869 is an equidigital number, since it uses as much as digits as its factorization.

79298445869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 313528320, while the sum is 71.

The spelling of 79298445869 in words is "seventy-nine billion, two hundred ninety-eight million, four hundred forty-five thousand, eight hundred sixty-nine".