89528973696 has 96 divisors (see below), whose sum is σ = 257721890400. Its totient is φ = 29832225792.

The previous prime is 89528973683. The next prime is 89528973697. The reversal of 89528973696 is 69637982598.

89528973696 is a `hidden beast` number, since 8 + 9 + 528 + 9 + 7 + 3 + 6 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89528973697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3580630 + ... + 3605546.

It is an arithmetic number, because the mean of its divisors is an integer number (2684603025).

Almost surely, 2^89528973696 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 89528973696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128860945200).

89528973696 is an abundant number, since it is smaller than the sum of its proper divisors (168192916704).

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

89528973696 is a wasteful number, since it uses less digits than its factorization.

89528973696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28056 (or 28041 counting only the distinct ones).

The product of its digits is 352719360, while the sum is 72.

The spelling of 89528973696 in words is "eighty-nine billion, five hundred twenty-eight million, nine hundred seventy-three thousand, six hundred ninety-six".