266463344136 has 64 divisors (see below), whose sum is σ = 732440494080. Its totient is φ = 80110658880.

The previous prime is 266463344131. The next prime is 266463344141. The reversal of 266463344136 is 631443364662.

266463344136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (266463344131) and next prime (266463344141).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (266463344131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3940216 + ... + 4007271.

It is an arithmetic number, because the mean of its divisors is an integer number (11444382720).

Almost surely, 2^266463344136 is an apocalyptic number.

It is an amenable number.

266463344136 is an abundant number, since it is smaller than the sum of its proper divisors (465977149944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266463344136 is a wasteful number, since it uses less digits than its factorization.

266463344136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7947634 (or 7947630 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 48.

The spelling of 266463344136 in words is "two hundred sixty-six billion, four hundred sixty-three million, three hundred forty-four thousand, one hundred thirty-six".