266766008712 has 192 divisors, whose sum is σ = 807077145600. Its totient is φ = 71780256000.

The previous prime is 266766008701. The next prime is 266766008809. The reversal of 266766008712 is 217800667662.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104571837 + ... + 104574387.

It is an arithmetic number, because the mean of its divisors is an integer number (4203526800).

Almost surely, 2^266766008712 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 266766008712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403538572800).

266766008712 is an abundant number, since it is smaller than the sum of its proper divisors (540311136888).

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

266766008712 is a wasteful number, since it uses less digits than its factorization.

266766008712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948 (or 2763 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 51.

The spelling of 266766008712 in words is "two hundred sixty-six billion, seven hundred sixty-six million, eight thousand, seven hundred twelve".