79123243696 has 80 divisors (see below), whose sum is σ = 177701515264. Its totient is φ = 33429065472.

The previous prime is 79123243673. The next prime is 79123243747. The reversal of 79123243696 is 69634232197.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2557150 + ... + 2587906.

Almost surely, 2^79123243696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79123243696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88850757632).

79123243696 is an abundant number, since it is smaller than the sum of its proper divisors (98578271568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79123243696 is a wasteful number, since it uses less digits than its factorization.

79123243696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31098 (or 31092 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 52.

The spelling of 79123243696 in words is "seventy-nine billion, one hundred twenty-three million, two hundred forty-three thousand, six hundred ninety-six".