79193239197 has 8 divisors (see below), whose sum is σ = 105612682560. Its totient is φ = 52784644320.

The previous prime is 79193239193. The next prime is 79193239201.

It is a happy number.

79193239197 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (79193239193) and next prime (79193239201).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 79193239197 - 2² = 79193239193 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 79193239197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79193239193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2695072 + ... + 2724297.

It is an arithmetic number, because the mean of its divisors is an integer number (13201585320).

Almost surely, 2^79193239197 is an apocalyptic number.

It is an amenable number.

79193239197 is a deficient number, since it is larger than the sum of its proper divisors (26419443363).

79193239197 is a wasteful number, since it uses less digits than its factorization.

79193239197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5424243.

The product of its digits is 5786802, while the sum is 60.

The spelling of 79193239197 in words is "seventy-nine billion, one hundred ninety-three million, two hundred thirty-nine thousand, one hundred ninety-seven".