266041032635656 has 64 divisors (see below), whose sum is σ = 504234433843200. Its totient is φ = 131580998784000.

The previous prime is 266041032635641. The next prime is 266041032635659. The reversal of 266041032635656 is 656536230140662.

It is a junction number, because it is equal to n+sod(n) for n = 266041032635597 and 266041032635606.

It is not an unprimeable number, because it can be changed into a prime (266041032635659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9045615591 + ... + 9045645001.

It is an arithmetic number, because the mean of its divisors is an integer number (7878663028800).

Almost surely, 2^{266041032635656} is an apocalyptic number.

It is an amenable number.

266041032635656 is a deficient number, since it is larger than the sum of its proper divisors (238193401207544).

266041032635656 is a wasteful number, since it uses less digits than its factorization.

266041032635656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39550 (or 39546 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 55.

The spelling of 266041032635656 in words is "two hundred sixty-six trillion, forty-one billion, thirty-two million, six hundred thirty-five thousand, six hundred fifty-six".