266530713000 has 128 divisors (see below), whose sum is σ = 832611312000. Its totient is φ = 70986355200.

The previous prime is 266530712999. The next prime is 266530713023. The reversal of 266530713000 is 317035662.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2372091 + ... + 2481909.

It is an arithmetic number, because the mean of its divisors is an integer number (6504775875).

Almost surely, 2^266530713000 is an apocalyptic number.

266530713000 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 266530713000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (416305656000).

266530713000 is an abundant number, since it is smaller than the sum of its proper divisors (566080599000).

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

266530713000 is a wasteful number, since it uses less digits than its factorization.

266530713000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110652 (or 110638 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 33.

Adding to 266530713000 its reverse (317035662), we get a palindrome (266847748662).

The spelling of 266530713000 in words is "two hundred sixty-six billion, five hundred thirty million, seven hundred thirteen thousand".