868647095417 has 2 divisors, whose sum is σ = 868647095418. Its totient is φ = 868647095416.

The previous prime is 868647095413. The next prime is 868647095431. The reversal of 868647095417 is 714590746868.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 867476155456 + 1170939961 = 931384^2 + 34219^2 .

It is a cyclic number.

It is not a de Polignac number, because 868647095417 - 2² = 868647095413 is a prime.

It is not a weakly prime, because it can be changed into another prime (868647095413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434323547708 + 434323547709.

It is an arithmetic number, because the mean of its divisors is an integer number (434323547709).

Almost surely, 2^868647095417 is an apocalyptic number.

It is an amenable number.

868647095417 is a deficient number, since it is larger than the sum of its proper divisors (1).

868647095417 is an equidigital number, since it uses as much as digits as its factorization.

868647095417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81285120, while the sum is 65.

The spelling of 868647095417 in words is "eight hundred sixty-eight billion, six hundred forty-seven million, ninety-five thousand, four hundred seventeen".