266041366542333 has 12 divisors (see below), whose sum is σ = 406886795888508. Its totient is φ = 166927916261760.

The previous prime is 266041366542271. The next prime is 266041366542349. The reversal of 266041366542333 is 333245663140662.

266041366542333 is a `hidden beast` number, since 2 + 6 + 6 + 0 + 4 + 1 + 3 + 66 + 542 + 3 + 33 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 161315350196004 + 104726016346329 = 12700998^2 + 10233573^2 .

It is not a de Polignac number, because 266041366542333 - 2¹⁰ = 266041366541309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 266041366542333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266041366542533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 869416230378 + ... + 869416230683.

It is an arithmetic number, because the mean of its divisors is an integer number (33907232990709).

Almost surely, 2^{266041366542333} is an apocalyptic number.

It is an amenable number.

266041366542333 is a deficient number, since it is larger than the sum of its proper divisors (140845429346175).

266041366542333 is a wasteful number, since it uses less digits than its factorization.

266041366542333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1738832461084 (or 1738832461081 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 54.

The spelling of 266041366542333 in words is "two hundred sixty-six trillion, forty-one billion, three hundred sixty-six million, five hundred forty-two thousand, three hundred thirty-three".