79298445269 has 2 divisors, whose sum is σ = 79298445270. Its totient is φ = 79298445268.

The previous prime is 79298445257. The next prime is 79298445287. The reversal of 79298445269 is 96254489297.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56033044369 + 23265400900 = 236713^2 + 152530^2 .

It is a cyclic number.

It is not a de Polignac number, because 79298445269 - 2⁸ = 79298445013 is a prime.

It is a super-2 number, since 2×79298445269² (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 (79298445209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39649222634 + 39649222635.

It is an arithmetic number, because the mean of its divisors is an integer number (39649222635).

Almost surely, 2^79298445269 is an apocalyptic number.

It is an amenable number.

79298445269 is a deficient number, since it is larger than the sum of its proper divisors (1).

79298445269 is an equidigital number, since it uses as much as digits as its factorization.

79298445269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 78382080, while the sum is 65.

The spelling of 79298445269 in words is "seventy-nine billion, two hundred ninety-eight million, four hundred forty-five thousand, two hundred sixty-nine".