266516241232340 has 48 divisors (see below), whose sum is σ = 610650369624960. Its totient is φ = 96901363524480.

The previous prime is 266516241232327. The next prime is 266516241232343. The reversal of 266516241232340 is 43232142615662.

266516241232340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×266516241232340³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266516241232343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83640512 + ... + 86768471.

It is an arithmetic number, because the mean of its divisors is an integer number (12721882700520).

Almost surely, 2^{266516241232340} is an apocalyptic number.

266516241232340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

266516241232340 is an abundant number, since it is smaller than the sum of its proper divisors (344134128392620).

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

266516241232340 is a wasteful number, since it uses less digits than its factorization.

266516241232340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170416112 (or 170416110 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 266516241232340 in words is "two hundred sixty-six trillion, five hundred sixteen billion, two hundred forty-one million, two hundred thirty-two thousand, three hundred forty".