266046163026256 has 10 divisors (see below), whose sum is σ = 515464440863402. Its totient is φ = 133023081513120.

The previous prime is 266046163026227. The next prime is 266046163026257. The reversal of 266046163026256 is 652620361640662.

It can be written as a sum of positive squares in only one way, i.e., 192315433070656 + 73730729955600 = 13867784^2 + 8586660^2 .

It is a super-2 number, since 2×266046163026256² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 266046163026197 and 266046163026206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266046163026257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8313942594555 + ... + 8313942594586.

Almost surely, 2^{266046163026256} is an apocalyptic number.

It is an amenable number.

266046163026256 is a deficient number, since it is larger than the sum of its proper divisors (249418277837146).

266046163026256 is a wasteful number, since it uses less digits than its factorization.

266046163026256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16627885189149 (or 16627885189143 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 55.

The spelling of 266046163026256 in words is "two hundred sixty-six trillion, forty-six billion, one hundred sixty-three million, twenty-six thousand, two hundred fifty-six".