266468543385 has 16 divisors (see below), whose sum is σ = 465108730560. Its totient is φ = 129196869440.

The previous prime is 266468543371. The next prime is 266468543399. The reversal of 266468543385 is 583345864662.

266468543385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (266468543371) and next prime (266468543399).

It is not a de Polignac number, because 266468543385 - 2²³ = 266460154777 is a prime.

It is a super-2 number, since 2×266468543385² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 807480270 + ... + 807480599.

It is an arithmetic number, because the mean of its divisors is an integer number (29069295660).

Almost surely, 2^266468543385 is an apocalyptic number.

It is an amenable number.

266468543385 is a deficient number, since it is larger than the sum of its proper divisors (198640187175).

266468543385 is a wasteful number, since it uses less digits than its factorization.

266468543385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614960888.

The product of its digits is 99532800, while the sum is 60.

The spelling of 266468543385 in words is "two hundred sixty-six billion, four hundred sixty-eight million, five hundred forty-three thousand, three hundred eighty-five".