266231054616056 has 64 divisors (see below), whose sum is σ = 522066156163200. Its totient is φ = 127173883132800.

The previous prime is 266231054616041. The next prime is 266231054616077. The reversal of 266231054616056 is 650616450132662.

It is a junction number, because it is equal to n+sod(n) for n = 266231054615989 and 266231054616007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31683350 + ... + 39195621.

It is an arithmetic number, because the mean of its divisors is an integer number (8157283690050).

Almost surely, 2^{266231054616056} is an apocalyptic number.

It is an amenable number.

266231054616056 is a deficient number, since it is larger than the sum of its proper divisors (255835101547144).

266231054616056 is a wasteful number, since it uses less digits than its factorization.

266231054616056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70879260 (or 70879256 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 53.

The spelling of 266231054616056 in words is "two hundred sixty-six trillion, two hundred thirty-one billion, fifty-four million, six hundred sixteen thousand, fifty-six".