89381082984 has 64 divisors (see below), whose sum is σ = 228304137600. Its totient is φ = 29149975296.

The previous prime is 89381082979. The next prime is 89381083021. The reversal of 89381082984 is 48928018398.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 358782 + ... + 554514.

It is an arithmetic number, because the mean of its divisors is an integer number (3567252150).

Almost surely, 2^89381082984 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 89381082984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114152068800).

89381082984 is an abundant number, since it is smaller than the sum of its proper divisors (138923054616).

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

89381082984 is a wasteful number, since it uses less digits than its factorization.

89381082984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196154 (or 196150 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 60.

The spelling of 89381082984 in words is "eighty-nine billion, three hundred eighty-one million, eighty-two thousand, nine hundred eighty-four".