266841506952 has 80 divisors (see below), whose sum is σ = 751197579660. Its totient is φ = 88495618176.

The previous prime is 266841506951. The next prime is 266841506959. The reversal of 266841506952 is 259605148662.

266841506952 is a `hidden beast` number, since 2 + 6 + 6 + 8 + 41 + 506 + 95 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 264222728676 + 2618778276 = 514026^2 + 51174^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (266841506951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 917503 + ... + 1172814.

Almost surely, 2^266841506952 is an apocalyptic number.

It is an amenable number.

266841506952 is an abundant number, since it is smaller than the sum of its proper divisors (484356072708).

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

266841506952 is a wasteful number, since it uses less digits than its factorization.

266841506952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2090532 (or 2090519 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 266841506952 in words is "two hundred sixty-six billion, eight hundred forty-one million, five hundred six thousand, nine hundred fifty-two".