858541678213 has 2 divisors, whose sum is σ = 858541678214. Its totient is φ = 858541678212.

The previous prime is 858541678207. The next prime is 858541678297. The reversal of 858541678213 is 312876145858.

858541678213 is digitally balanced in base 2, 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., 846515923969 + 12025754244 = 920063^2 + 109662^2 .

It is a cyclic number.

It is not a de Polignac number, because 858541678213 - 2¹⁷ = 858541547141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (858541675213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429270839106 + 429270839107.

It is an arithmetic number, because the mean of its divisors is an integer number (429270839107).

Almost surely, 2^858541678213 is an apocalyptic number.

It is an amenable number.

858541678213 is a deficient number, since it is larger than the sum of its proper divisors (1).

858541678213 is an equidigital number, since it uses as much as digits as its factorization.

858541678213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12902400, while the sum is 58.

The spelling of 858541678213 in words is "eight hundred fifty-eight billion, five hundred forty-one million, six hundred seventy-eight thousand, two hundred thirteen".