79796320369919 has 4 divisors (see below), whose sum is σ = 80048043778344. Its totient is φ = 79544596961496.

The previous prime is 79796320369903. The next prime is 79796320369939. The reversal of 79796320369919 is 91996302369797.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 79796320369919 - 2⁴ = 79796320369903 is a prime.

It is a super-2 number, since 2×79796320369919² (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 (79796320369939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125861703737 + ... + 125861704370.

It is an arithmetic number, because the mean of its divisors is an integer number (20012010944586).

Almost surely, 2^{79796320369919} is an apocalyptic number.

79796320369919 is a deficient number, since it is larger than the sum of its proper divisors (251723408425).

79796320369919 is a wasteful number, since it uses less digits than its factorization.

79796320369919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251723408424.

The product of its (nonzero) digits is 1874923848, while the sum is 80.

The spelling of 79796320369919 in words is "seventy-nine trillion, seven hundred ninety-six billion, three hundred twenty million, three hundred sixty-nine thousand, nine hundred nineteen".