266136126 has 16 divisors (see below), whose sum is σ = 535248000. Its totient is φ = 88216088.

The previous prime is 266136119. The next prime is 266136191. The reversal of 266136126 is 621631662.

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

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 122826 + ... + 124973.

It is an arithmetic number, because the mean of its divisors is an integer number (33453000).

Almost surely, 2^266136126 is an apocalyptic number.

266136126 is an abundant number, since it is smaller than the sum of its proper divisors (269111874).

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

266136126 is a wasteful number, since it uses less digits than its factorization.

266136126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247983.

The product of its digits is 15552, while the sum is 33.

The square root of 266136126 is about 16313.6791068109. The cubic root of 266136126 is about 643.2324468561.

Adding to 266136126 its reverse (621631662), we get a palindrome (887767788).

The spelling of 266136126 in words is "two hundred sixty-six million, one hundred thirty-six thousand, one hundred twenty-six".