266544435132134 has 8 divisors (see below), whose sum is σ = 404877622985760. Its totient is φ = 131585227470216.

The previous prime is 266544435132097. The next prime is 266544435132191. The reversal of 266544435132134 is 431231534445662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 843495047729 + ... + 843495048044.

It is an arithmetic number, because the mean of its divisors is an integer number (50609702873220).

Almost surely, 2^{266544435132134} is an apocalyptic number.

266544435132134 is a deficient number, since it is larger than the sum of its proper divisors (138333187853626).

266544435132134 is a wasteful number, since it uses less digits than its factorization.

266544435132134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1686990095854.

The product of its digits is 24883200, while the sum is 53.

Adding to 266544435132134 its reverse (431231534445662), we get a palindrome (697775969577796).

The spelling of 266544435132134 in words is "two hundred sixty-six trillion, five hundred forty-four billion, four hundred thirty-five million, one hundred thirty-two thousand, one hundred thirty-four".