2017218872063 has 2 divisors, whose sum is σ = 2017218872064. Its totient is φ = 2017218872062.

The previous prime is 2017218872047. The next prime is 2017218872069. The reversal of 2017218872063 is 3602788127102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2017218872063 - 2⁴ = 2017218872047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2017218871999 and 2017218872017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2017218872069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008609436031 + 1008609436032.

It is an arithmetic number, because the mean of its divisors is an integer number (1008609436032).

Almost surely, 2^{2017218872063} is an apocalyptic number.

2017218872063 is a deficient number, since it is larger than the sum of its proper divisors (1).

2017218872063 is an equidigital number, since it uses as much as digits as its factorization.

2017218872063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 451584, while the sum is 47.

The spelling of 2017218872063 in words is "two trillion, seventeen billion, two hundred eighteen million, eight hundred seventy-two thousand, sixty-three".