84688344852 has 96 divisors (see below), whose sum is σ = 216263577600. Its totient is φ = 25694496000.

The previous prime is 84688344841. The next prime is 84688344901. The reversal of 84688344852 is 25844388648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 939352 + ... + 1025552.

It is an arithmetic number, because the mean of its divisors is an integer number (2252745600).

Almost surely, 2^84688344852 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84688344852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108131788800).

84688344852 is an abundant number, since it is smaller than the sum of its proper divisors (131575232748).

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

84688344852 is a wasteful number, since it uses less digits than its factorization.

84688344852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86397 (or 86395 counting only the distinct ones).

The product of its digits is 47185920, while the sum is 60.

The spelling of 84688344852 in words is "eighty-four billion, six hundred eighty-eight million, three hundred forty-four thousand, eight hundred fifty-two".