859342422228463 has 2 divisors, whose sum is σ = 859342422228464. Its totient is φ = 859342422228462.

The previous prime is 859342422228449. The next prime is 859342422228491. The reversal of 859342422228463 is 364822224243958.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-859342422228463 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 859342422228395 and 859342422228404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (859342422229463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429671211114231 + 429671211114232.

It is an arithmetic number, because the mean of its divisors is an integer number (429671211114232).

Almost surely, 2^{859342422228463} is an apocalyptic number.

859342422228463 is a deficient number, since it is larger than the sum of its proper divisors (1).

859342422228463 is an equidigital number, since it uses as much as digits as its factorization.

859342422228463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 318504960, while the sum is 64.

The spelling of 859342422228463 in words is "eight hundred fifty-nine trillion, three hundred forty-two billion, four hundred twenty-two million, two hundred twenty-eight thousand, four hundred sixty-three".