266112540232 has 72 divisors (see below), whose sum is σ = 637986863430. Its totient is φ = 103680192000.

The previous prime is 266112540223. The next prime is 266112540233. The reversal of 266112540232 is 232045211662.

It can be written as a sum of positive squares in only one way, i.e., 219029616036 + 47082924196 = 468006^2 + 216986^2 .

It is a super-2 number, since 2×266112540232² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (266112540233) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2757769 + ... + 2852632.

Almost surely, 2^266112540232 is an apocalyptic number.

266112540232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

266112540232 is an abundant number, since it is smaller than the sum of its proper divisors (371874323198).

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

266112540232 is a wasteful number, since it uses less digits than its factorization.

266112540232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5610443 (or 5610421 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 266112540232 its reverse (232045211662), we get a palindrome (498157751894).

The spelling of 266112540232 in words is "two hundred sixty-six billion, one hundred twelve million, five hundred forty thousand, two hundred thirty-two".