89534638050 has 384 divisors, whose sum is σ = 274542428160. Its totient is φ = 19000396800.

The previous prime is 89534638033. The next prime is 89534638051. The reversal of 89534638050 is 5083643598.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 89534637984 and 89534638002.

It is not an unprimeable number, because it can be changed into a prime (89534638051) by changing a digit.

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 191 ways as a sum of consecutive naturals, for example, 62654736 + ... + 62656164.

It is an arithmetic number, because the mean of its divisors is an integer number (714954240).

Almost surely, 2^89534638050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89534638050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137271214080).

89534638050 is an abundant number, since it is smaller than the sum of its proper divisors (185007790110).

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

89534638050 is a wasteful number, since it uses less digits than its factorization.

89534638050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618 (or 1613 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 51.

The spelling of 89534638050 in words is "eighty-nine billion, five hundred thirty-four million, six hundred thirty-eight thousand, fifty".