879695714617 has 2 divisors, whose sum is σ = 879695714618. Its totient is φ = 879695714616.

The previous prime is 879695714609. The next prime is 879695714659. The reversal of 879695714617 is 716417596978.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 536708620816 + 342987093801 = 732604^2 + 585651^2 .

It is a cyclic number.

It is not a de Polignac number, because 879695714617 - 2³ = 879695714609 is a prime.

It is not a weakly prime, because it can be changed into another prime (879695714017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439847857308 + 439847857309.

It is an arithmetic number, because the mean of its divisors is an integer number (439847857309).

Almost surely, 2^879695714617 is an apocalyptic number.

It is an amenable number.

879695714617 is a deficient number, since it is larger than the sum of its proper divisors (1).

879695714617 is an equidigital number, since it uses as much as digits as its factorization.

879695714617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 160030080, while the sum is 70.

The spelling of 879695714617 in words is "eight hundred seventy-nine billion, six hundred ninety-five million, seven hundred fourteen thousand, six hundred seventeen".