266006665224052 has 12 divisors (see below), whose sum is σ = 465684781179940. Its totient is φ = 132953870601216.

The previous prime is 266006665224043. The next prime is 266006665224071. The reversal of 266006665224052 is 250422566600662.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11567032269156 + 254439632954896 = 3401034^2 + 15951164^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12365490603 + ... + 12365512114.

Almost surely, 2^{266006665224052} is an apocalyptic number.

It is an amenable number.

266006665224052 is a deficient number, since it is larger than the sum of its proper divisors (199678115955888).

266006665224052 is a wasteful number, since it uses less digits than its factorization.

266006665224052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24731005410 (or 24731005408 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 52.

The spelling of 266006665224052 in words is "two hundred sixty-six trillion, six billion, six hundred sixty-five million, two hundred twenty-four thousand, fifty-two".