89564631336 has 128 divisors (see below), whose sum is σ = 258303974400. Its totient is φ = 28724440320.

The previous prime is 89564631293. The next prime is 89564631347. The reversal of 89564631336 is 63313646598.

89564631336 is a `hidden beast` number, since 8 + 9 + 564 + 63 + 13 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 31 ways as a sum of consecutive naturals, for example, 1119750 + ... + 1197066.

It is an arithmetic number, because the mean of its divisors is an integer number (2017999800).

Almost surely, 2^89564631336 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 89564631336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129151987200).

89564631336 is an abundant number, since it is smaller than the sum of its proper divisors (168739343064).

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

89564631336 is a wasteful number, since it uses less digits than its factorization.

89564631336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77536 (or 77526 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 54.

The spelling of 89564631336 in words is "eighty-nine billion, five hundred sixty-four million, six hundred thirty-one thousand, three hundred thirty-six".