266607168000 has 320 divisors, whose sum is σ = 924956727552. Its totient is φ = 68003020800.

The previous prime is 266607167963. The next prime is 266607168001. The reversal of 266607168000 is 861706662.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (320).

It is not an unprimeable number, because it can be changed into a prime (266607168001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4385814 + ... + 4446186.

Almost surely, 2^266607168000 is an apocalyptic number.

266607168000 is a gapful number since it is divisible by the number (20) 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 266607168000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462478363776).

266607168000 is an abundant number, since it is smaller than the sum of its proper divisors (658349559552).

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

266607168000 is an equidigital number, since it uses as much as digits as its factorization.

266607168000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60432 (or 60406 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 266607168000 in words is "two hundred sixty-six billion, six hundred seven million, one hundred sixty-eight thousand".