79179299297197 has 16 divisors (see below), whose sum is σ = 87093188887680. Its totient is φ = 71979603785760.

The previous prime is 79179299297167. The next prime is 79179299297249.

79179299297197 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 79179299297197 - 2²³ = 79179290908589 is a prime.

It is a super-2 number, since 2×79179299297197² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79179299297167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62398704 + ... + 63654982.

It is an arithmetic number, because the mean of its divisors is an integer number (5443324305480).

Almost surely, 2^{79179299297197} is an apocalyptic number.

It is an amenable number.

79179299297197 is a deficient number, since it is larger than the sum of its proper divisors (7913889590483).

79179299297197 is a wasteful number, since it uses less digits than its factorization.

79179299297197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303665 (or 1303643 counting only the distinct ones).

The product of its digits is 5103959364, while the sum is 88.

The spelling of 79179299297197 in words is "seventy-nine trillion, one hundred seventy-nine billion, two hundred ninety-nine million, two hundred ninety-seven thousand, one hundred ninety-seven".