79710224717 has 4 divisors (see below), whose sum is σ = 79749512220. Its totient is φ = 79670937216.

The previous prime is 79710224687. The next prime is 79710224723. The reversal of 79710224717 is 71742201797.

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

It can be written as a sum of positive squares in 2 ways, for example, as 78864927241 + 845297476 = 280829^2 + 29074^2 .

It is a cyclic number.

It is not a de Polignac number, because 79710224717 - 2¹² = 79710220621 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 (79710224617) 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, 19640708 + ... + 19644765.

It is an arithmetic number, because the mean of its divisors is an integer number (19937378055).

Almost surely, 2^79710224717 is an apocalyptic number.

It is an amenable number.

79710224717 is a deficient number, since it is larger than the sum of its proper divisors (39287503).

79710224717 is a wasteful number, since it uses less digits than its factorization.

79710224717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39287502.

The product of its (nonzero) digits is 345744, while the sum is 47.

The spelling of 79710224717 in words is "seventy-nine billion, seven hundred ten million, two hundred twenty-four thousand, seven hundred seventeen".