266842927701 has 24 divisors (see below), whose sum is σ = 440799001344. Its totient is φ = 152379076320.

The previous prime is 266842927679. The next prime is 266842927709. The reversal of 266842927701 is 107729248662.

266842927701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 266842927701 - 2⁵ = 266842927669 is a prime.

It is a super-2 number, since 2×266842927701² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266842927709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1330530 + ... + 1517891.

It is an arithmetic number, because the mean of its divisors is an integer number (18366625056).

Almost surely, 2^266842927701 is an apocalyptic number.

266842927701 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

266842927701 is a deficient number, since it is larger than the sum of its proper divisors (173956073643).

266842927701 is a wasteful number, since it uses less digits than its factorization.

266842927701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2849921 (or 2849918 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 266842927701 in words is "two hundred sixty-six billion, eight hundred forty-two million, nine hundred twenty-seven thousand, seven hundred one".