79441995799118 has 8 divisors (see below), whose sum is σ = 123006961237440. Its totient is φ = 38439675386640.

The previous prime is 79441995799099. The next prime is 79441995799121. The reversal of 79441995799118 is 81199759914497.

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

It is a super-2 number, since 2×79441995799118² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 640661256383 + ... + 640661256506.

It is an arithmetic number, because the mean of its divisors is an integer number (15375870154680).

Almost surely, 2^{79441995799118} is an apocalyptic number.

79441995799118 is a deficient number, since it is larger than the sum of its proper divisors (43564965438322).

79441995799118 is a wasteful number, since it uses less digits than its factorization.

79441995799118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281322512922.

The product of its digits is 1851776640, while the sum is 83.

The spelling of 79441995799118 in words is "seventy-nine trillion, four hundred forty-one billion, nine hundred ninety-five million, seven hundred ninety-nine thousand, one hundred eighteen".