266424154640343 has 12 divisors (see below), whose sum is σ = 439811302898448. Its totient is φ = 152242374080160.

The previous prime is 266424154640327. The next prime is 266424154640351. The reversal of 266424154640343 is 343046451424662.

266424154640343 is a `hidden beast` number, since 2 + 6 + 6 + 4 + 24 + 1 + 546 + 40 + 34 + 3 = 666.

It is not a de Polignac number, because 266424154640343 - 2⁴ = 266424154640327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 266424154640343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266424154640323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2114477417718 + ... + 2114477417843.

It is an arithmetic number, because the mean of its divisors is an integer number (36650941908204).

Almost surely, 2^{266424154640343} is an apocalyptic number.

266424154640343 is a deficient number, since it is larger than the sum of its proper divisors (173387148258105).

266424154640343 is a wasteful number, since it uses less digits than its factorization.

266424154640343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4228954835574 (or 4228954835571 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 54.

The spelling of 266424154640343 in words is "two hundred sixty-six trillion, four hundred twenty-four billion, one hundred fifty-four million, six hundred forty thousand, three hundred forty-three".