266565141 has 16 divisors (see below), whose sum is σ = 398606400. Its totient is φ = 176047344.

The previous prime is 266565109. The next prime is 266565163. The reversal of 266565141 is 141565662.

It is not a de Polignac number, because 266565141 - 2⁵ = 266565109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 266565096 and 266565105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266565191) 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 15 ways as a sum of consecutive naturals, for example, 43246 + ... + 49023.

It is an arithmetic number, because the mean of its divisors is an integer number (24912900).

Almost surely, 2^266565141 is an apocalyptic number.

It is an amenable number.

266565141 is a deficient number, since it is larger than the sum of its proper divisors (132041259).

266565141 is a wasteful number, since it uses less digits than its factorization.

266565141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92385 (or 92379 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 266565141 is about 16326.8227466338. The cubic root of 266565141 is about 643.5778944073.

The spelling of 266565141 in words is "two hundred sixty-six million, five hundred sixty-five thousand, one hundred forty-one".