398882859084 has 18 divisors (see below), whose sum is σ = 1008287227220. Its totient is φ = 132960953016.

The previous prime is 398882859077. The next prime is 398882859097. The reversal of 398882859084 is 480958288893.

It is a happy number.

398882859084 is a `hidden beast` number, since 3 + 9 + 8 + 8 + 8 + 28 + 590 + 8 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5540039674 + ... + 5540039745.

Almost surely, 2^398882859084 is an apocalyptic number.

It is an amenable number.

398882859084 is an abundant number, since it is smaller than the sum of its proper divisors (609404368136).

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

398882859084 is a wasteful number, since it uses less digits than its factorization.

398882859084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11080079429 (or 11080079424 counting only the distinct ones).

The product of its (nonzero) digits is 318504960, while the sum is 72.

The spelling of 398882859084 in words is "three hundred ninety-eight billion, eight hundred eighty-two million, eight hundred fifty-nine thousand, eighty-four".