266043540525213 has 32 divisors (see below), whose sum is σ = 387087936307200. Its totient is φ = 161190383245760.

The previous prime is 266043540525209. The next prime is 266043540525241. The reversal of 266043540525213 is 312525045340662.

It is not a de Polignac number, because 266043540525213 - 2² = 266043540525209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266043540527213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3043688956 + ... + 3043776362.

It is an arithmetic number, because the mean of its divisors is an integer number (12096498009600).

Almost surely, 2^{266043540525213} is an apocalyptic number.

It is an amenable number.

266043540525213 is a deficient number, since it is larger than the sum of its proper divisors (121044395781987).

266043540525213 is a wasteful number, since it uses less digits than its factorization.

266043540525213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113897.

The product of its (nonzero) digits is 5184000, while the sum is 48.

Adding to 266043540525213 its reverse (312525045340662), we get a palindrome (578568585865875).

The spelling of 266043540525213 in words is "two hundred sixty-six trillion, forty-three billion, five hundred forty million, five hundred twenty-five thousand, two hundred thirteen".