858084220338 has 16 divisors (see below), whose sum is σ = 1719449839776. Its totient is φ = 285481173600.

The previous prime is 858084220327. The next prime is 858084220361. The reversal of 858084220338 is 833022480858.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136721563 + ... + 136727838.

It is an arithmetic number, because the mean of its divisors is an integer number (107465614986).

Almost surely, 2^858084220338 is an apocalyptic number.

858084220338 is an abundant number, since it is smaller than the sum of its proper divisors (861365619438).

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

858084220338 is a wasteful number, since it uses less digits than its factorization.

858084220338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273449929.

The product of its (nonzero) digits is 2949120, while the sum is 51.

The spelling of 858084220338 in words is "eight hundred fifty-eight billion, eighty-four million, two hundred twenty thousand, three hundred thirty-eight".