266044006255423 has 48 divisors (see below), whose sum is σ = 302926605456384. Its totient is φ = 231702455304320.

The previous prime is 266044006255373. The next prime is 266044006255463. The reversal of 266044006255423 is 324552600440662.

It is not a de Polignac number, because 266044006255423 - 2⁹ = 266044006254911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266044006255463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 860364186 + ... + 860673352.

It is an arithmetic number, because the mean of its divisors is an integer number (6310970947008).

Almost surely, 2^{266044006255423} is an apocalyptic number.

266044006255423 is a deficient number, since it is larger than the sum of its proper divisors (36882599200961).

266044006255423 is a wasteful number, since it uses less digits than its factorization.

266044006255423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309960 (or 309931 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 49.

The spelling of 266044006255423 in words is "two hundred sixty-six trillion, forty-four billion, six million, two hundred fifty-five thousand, four hundred twenty-three".