84008089212 has 12 divisors (see below), whose sum is σ = 196018874856. Its totient is φ = 28002696400.

The previous prime is 84008089141. The next prime is 84008089213. The reversal of 84008089212 is 21298080048.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84008089213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3500337039 + ... + 3500337062.

It is an arithmetic number, because the mean of its divisors is an integer number (16334906238).

Almost surely, 2^84008089212 is an apocalyptic number.

It is an amenable number.

84008089212 is an abundant number, since it is smaller than the sum of its proper divisors (112010785644).

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

84008089212 is a wasteful number, since it uses less digits than its factorization.

84008089212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7000674108 (or 7000674106 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 42.

The spelling of 84008089212 in words is "eighty-four billion, eight million, eighty-nine thousand, two hundred twelve".