266504109244 has 12 divisors (see below), whose sum is σ = 467703389664. Its totient is φ = 132874569344.

The previous prime is 266504109241. The next prime is 266504109257. The reversal of 266504109244 is 442901405662.

It is a self number, because there is not a number n which added to its sum of digits gives 266504109244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266504109241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94369732 + ... + 94372555.

It is an arithmetic number, because the mean of its divisors is an integer number (38975282472).

Almost surely, 2^266504109244 is an apocalyptic number.

It is an amenable number.

266504109244 is a deficient number, since it is larger than the sum of its proper divisors (201199280420).

266504109244 is a wasteful number, since it uses less digits than its factorization.

266504109244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188742644 (or 188742642 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 266504109244 in words is "two hundred sixty-six billion, five hundred four million, one hundred nine thousand, two hundred forty-four".