879812982017 has 2 divisors, whose sum is σ = 879812982018. Its totient is φ = 879812982016.

The previous prime is 879812982001. The next prime is 879812982023. The reversal of 879812982017 is 710289218978.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 562764030976 + 317048951041 = 750176^2 + 563071^2 .

It is a cyclic number.

It is not a de Polignac number, because 879812982017 - 2⁴ = 879812982001 is a prime.

It is not a weakly prime, because it can be changed into another prime (879812988017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439906491008 + 439906491009.

It is an arithmetic number, because the mean of its divisors is an integer number (439906491009).

Almost surely, 2^879812982017 is an apocalyptic number.

It is an amenable number.

879812982017 is a deficient number, since it is larger than the sum of its proper divisors (1).

879812982017 is an equidigital number, since it uses as much as digits as its factorization.

879812982017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8128512, while the sum is 62.

The spelling of 879812982017 in words is "eight hundred seventy-nine billion, eight hundred twelve million, nine hundred eighty-two thousand, seventeen".