266055289471 has 2 divisors, whose sum is σ = 266055289472. Its totient is φ = 266055289470.

The previous prime is 266055289469. The next prime is 266055289501. The reversal of 266055289471 is 174982550662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 266055289471 - 2¹ = 266055289469 is a prime.

It is a super-3 number, since 3×266055289471³ (a number of 35 digits) contains 333 as substring.

Together with 266055289469, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266055389471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133027644735 + 133027644736.

It is an arithmetic number, because the mean of its divisors is an integer number (133027644736).

Almost surely, 2^266055289471 is an apocalyptic number.

266055289471 is a deficient number, since it is larger than the sum of its proper divisors (1).

266055289471 is an equidigital number, since it uses as much as digits as its factorization.

266055289471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7257600, while the sum is 55.

The spelling of 266055289471 in words is "two hundred sixty-six billion, fifty-five million, two hundred eighty-nine thousand, four hundred seventy-one".