858468864858 has 32 divisors (see below), whose sum is σ = 1916581658112. Its totient is φ = 254092263600.

The previous prime is 858468864833. The next prime is 858468864863.

858468864858 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151242558 + ... + 151248233.

It is an arithmetic number, because the mean of its divisors is an integer number (59893176816).

Almost surely, 2^858468864858 is an apocalyptic number.

858468864858 is an abundant number, since it is smaller than the sum of its proper divisors (1058112793254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

858468864858 is a wasteful number, since it uses less digits than its factorization.

858468864858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302490850.

The product of its digits is 3774873600, while the sum is 78.

The spelling of 858468864858 in words is "eight hundred fifty-eight billion, four hundred sixty-eight million, eight hundred sixty-four thousand, eight hundred fifty-eight".