8666112000 has 896 divisors, whose sum is σ = 36639203328. Its totient is φ = 1769472000.

The previous prime is 8666111977. The next prime is 8666112001. The reversal of 8666112000 is 2116668.

It is a tau number, because it is divible by the number of its divisors (896).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8666112001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 279551985 + ... + 279552015.

It is an arithmetic number, because the mean of its divisors is an integer number (40891968).

Almost surely, 2^8666112000 is an apocalyptic number.

8666112000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8666112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18319601664).

8666112000 is an abundant number, since it is smaller than the sum of its proper divisors (27973091328).

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

8666112000 is a wasteful number, since it uses less digits than its factorization.

8666112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 8666112000 is about 93091.9545395841. The cubic root of 8666112000 is about 2054.0362279404.

Adding to 8666112000 its reverse (2116668), we get a palindrome (8668228668).

The spelling of 8666112000 in words is "eight billion, six hundred sixty-six million, one hundred twelve thousand".