853885351398 has 128 divisors (see below), whose sum is σ = 1851646003200. Its totient is φ = 261974748672.

The previous prime is 853885351381. The next prime is 853885351439. The reversal of 853885351398 is 893153588358.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 60240240 + ... + 60254412.

It is an arithmetic number, because the mean of its divisors is an integer number (14465984400).

Almost surely, 2^853885351398 is an apocalyptic number.

853885351398 is an abundant number, since it is smaller than the sum of its proper divisors (997760651802).

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

853885351398 is a wasteful number, since it uses less digits than its factorization.

853885351398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14446.

The product of its digits is 124416000, while the sum is 66.

The spelling of 853885351398 in words is "eight hundred fifty-three billion, eight hundred eighty-five million, three hundred fifty-one thousand, three hundred ninety-eight".