266752430227 has 16 divisors (see below), whose sum is σ = 294645162240. Its totient is φ = 240626830752.

The previous prime is 266752430209. The next prime is 266752430233. The reversal of 266752430227 is 722034257662.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 266752430227 - 2¹¹ = 266752428179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266752430207) 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, 4621653 + ... + 4679014.

It is an arithmetic number, because the mean of its divisors is an integer number (18415322640).

Almost surely, 2^266752430227 is an apocalyptic number.

266752430227 is a deficient number, since it is larger than the sum of its proper divisors (27892732013).

266752430227 is a wasteful number, since it uses less digits than its factorization.

266752430227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9300762.

The product of its (nonzero) digits is 1693440, while the sum is 46.

Adding to 266752430227 its reverse (722034257662), we get a palindrome (988786687889).

The spelling of 266752430227 in words is "two hundred sixty-six billion, seven hundred fifty-two million, four hundred thirty thousand, two hundred twenty-seven".