266952463 has 2 divisors, whose sum is σ = 266952464. Its totient is φ = 266952462.

The previous prime is 266952461. The next prime is 266952473. The reversal of 266952463 is 364259662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 266952463 - 2¹ = 266952461 is a prime.

Together with 266952461, it forms a pair of twin primes.

It is a zygodrome in base 4.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266952461) 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 as a sum of consecutive naturals, namely, 133476231 + 133476232.

It is an arithmetic number, because the mean of its divisors is an integer number (133476232).

Almost surely, 2^266952463 is an apocalyptic number.

266952463 is a deficient number, since it is larger than the sum of its proper divisors (1).

266952463 is an equidigital number, since it uses as much as digits as its factorization.

266952463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 43.

The square root of 266952463 is about 16338.6799650400. The cubic root of 266952463 is about 643.8894520777.

The spelling of 266952463 in words is "two hundred sixty-six million, nine hundred fifty-two thousand, four hundred sixty-three".