84559839488 has 72 divisors (see below), whose sum is σ = 169732582656. Its totient is φ = 42044313600.

The previous prime is 84559839461. The next prime is 84559839493. The reversal of 84559839488 is 88493895548.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57095708 + ... + 57097188.

Almost surely, 2^84559839488 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 84559839488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84866291328).

84559839488 is an abundant number, since it is smaller than the sum of its proper divisors (85172743168).

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

84559839488 is a wasteful number, since it uses less digits than its factorization.

84559839488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2591 (or 2577 counting only the distinct ones).

The product of its digits is 398131200, while the sum is 71.

The spelling of 84559839488 in words is "eighty-four billion, five hundred fifty-nine million, eight hundred thirty-nine thousand, four hundred eighty-eight".