266444043312044 has 24 divisors (see below), whose sum is σ = 502282837253568. Its totient is φ = 122940305896320.

The previous prime is 266444043311893. The next prime is 266444043312059. The reversal of 266444043312044 is 440213340444662.

It is a self number, because there is not a number n which added to its sum of digits gives 266444043312044.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705391457 + ... + 705769080.

It is an arithmetic number, because the mean of its divisors is an integer number (20928451552232).

Almost surely, 2^{266444043312044} is an apocalyptic number.

It is an amenable number.

266444043312044 is a deficient number, since it is larger than the sum of its proper divisors (235838793941524).

266444043312044 is a wasteful number, since it uses less digits than its factorization.

266444043312044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411164185 (or 1411164183 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 47.

The spelling of 266444043312044 in words is "two hundred sixty-six trillion, four hundred forty-four billion, forty-three million, three hundred twelve thousand, forty-four".