266874707712 has 144 divisors (see below), whose sum is σ = 773441424000. Its totient is φ = 81370017792.

The previous prime is 266874707663. The next prime is 266874707753. The reversal of 266874707712 is 217707478662.

266874707712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 107839 + ... + 738497.

It is an arithmetic number, because the mean of its divisors is an integer number (5371121000).

Almost surely, 2^266874707712 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 266874707712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386720712000).

266874707712 is an abundant number, since it is smaller than the sum of its proper divisors (506566716288).

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

266874707712 is a wasteful number, since it uses less digits than its factorization.

266874707712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630726 (or 630712 counting only the distinct ones).

The product of its (nonzero) digits is 11063808, while the sum is 57.

The spelling of 266874707712 in words is "two hundred sixty-six billion, eight hundred seventy-four million, seven hundred seven thousand, seven hundred twelve".