266041365045065 has 8 divisors (see below), whose sum is σ = 336052250583360. Its totient is φ = 201631350349872.

The previous prime is 266041365045047. The next prime is 266041365045077. The reversal of 266041365045065 is 560540563140662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-266041365045065 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 266041365044998 and 266041365045016.

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, 1400217710669 + ... + 1400217710858.

It is an arithmetic number, because the mean of its divisors is an integer number (42006531322920).

Almost surely, 2^{266041365045065} is an apocalyptic number.

It is an amenable number.

266041365045065 is a deficient number, since it is larger than the sum of its proper divisors (70010885538295).

266041365045065 is a wasteful number, since it uses less digits than its factorization.

266041365045065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2800435421551.

The product of its (nonzero) digits is 15552000, while the sum is 53.

The spelling of 266041365045065 in words is "two hundred sixty-six trillion, forty-one billion, three hundred sixty-five million, forty-five thousand, sixty-five".