79677068317 has 8 divisors (see below), whose sum is σ = 99337643712. Its totient is φ = 62086027200.

The previous prime is 79677068227. The next prime is 79677068321. The reversal of 79677068317 is 71386077697.

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

It is a cyclic number.

It is not a de Polignac number, because 79677068317 - 2¹⁵ = 79677035549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79677368317) 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, 517383484 + ... + 517383637.

It is an arithmetic number, because the mean of its divisors is an integer number (12417205464).

Almost surely, 2^79677068317 is an apocalyptic number.

79677068317 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

79677068317 is a deficient number, since it is larger than the sum of its proper divisors (19660575395).

79677068317 is a wasteful number, since it uses less digits than its factorization.

79677068317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034767139.

The product of its (nonzero) digits is 18670176, while the sum is 61.

The spelling of 79677068317 in words is "seventy-nine billion, six hundred seventy-seven million, sixty-eight thousand, three hundred seventeen".