84843389512 has 32 divisors (see below), whose sum is σ = 181852960320. Its totient is φ = 36352313280.

The previous prime is 84843389503. The next prime is 84843389531. The reversal of 84843389512 is 21598334848.

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, 36783 + ... + 413569.

It is an arithmetic number, because the mean of its divisors is an integer number (5682905010).

Almost surely, 2^84843389512 is an apocalyptic number.

It is an amenable number.

84843389512 is an abundant number, since it is smaller than the sum of its proper divisors (97009570808).

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

84843389512 is a wasteful number, since it uses less digits than its factorization.

84843389512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380821 (or 380817 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 55.

The spelling of 84843389512 in words is "eighty-four billion, eight hundred forty-three million, three hundred eighty-nine thousand, five hundred twelve".