266300667768513 has 16 divisors (see below), whose sum is σ = 406671735609216. Its totient is φ = 151841719453440.

The previous prime is 266300667768491. The next prime is 266300667768523. The reversal of 266300667768513 is 315867766003662.

It is not a de Polignac number, because 266300667768513 - 2¹⁰ = 266300667767489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (266300667768523) 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, 13753769256 + ... + 13753788617.

It is an arithmetic number, because the mean of its divisors is an integer number (25416983475576).

Almost surely, 2^{266300667768513} is an apocalyptic number.

It is an amenable number.

266300667768513 is a deficient number, since it is larger than the sum of its proper divisors (140371067840703).

266300667768513 is a wasteful number, since it uses less digits than its factorization.

266300667768513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27507558344.

The product of its (nonzero) digits is 274337280, while the sum is 66.

The spelling of 266300667768513 in words is "two hundred sixty-six trillion, three hundred billion, six hundred sixty-seven million, seven hundred sixty-eight thousand, five hundred thirteen".