4860215578217 has 2 divisors, whose sum is σ = 4860215578218. Its totient is φ = 4860215578216.

The previous prime is 4860215578201. The next prime is 4860215578243. The reversal of 4860215578217 is 7128755120684.

It is a happy number.

4860215578217 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4580986824976 + 279228753241 = 2140324^2 + 528421^2 .

It is a cyclic number.

It is not a de Polignac number, because 4860215578217 - 2⁴ = 4860215578201 is a prime.

It is not a weakly prime, because it can be changed into another prime (4860215578817) 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, 2430107789108 + 2430107789109.

It is an arithmetic number, because the mean of its divisors is an integer number (2430107789109).

Almost surely, 2^{4860215578217} is an apocalyptic number.

It is an amenable number.

4860215578217 is a deficient number, since it is larger than the sum of its proper divisors (1).

4860215578217 is an equidigital number, since it uses as much as digits as its factorization.

4860215578217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7526400, while the sum is 56.

The spelling of 4860215578217 in words is "four trillion, eight hundred sixty billion, two hundred fifteen million, five hundred seventy-eight thousand, two hundred seventeen".