12208582452266 has 4 divisors (see below), whose sum is σ = 18312873678402. Its totient is φ = 6104291226132.

The previous prime is 12208582452223. The next prime is 12208582452277. The reversal of 12208582452266 is 66225428580221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6961866946225 + 5246715506041 = 2638535^2 + 2290571^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3052145613065 + ... + 3052145613068.

Almost surely, 2^{12208582452266} is an apocalyptic number.

12208582452266 is a deficient number, since it is larger than the sum of its proper divisors (6104291226136).

12208582452266 is an equidigital number, since it uses as much as digits as its factorization.

12208582452266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6104291226135.

The product of its (nonzero) digits is 7372800, while the sum is 53.

The spelling of 12208582452266 in words is "twelve trillion, two hundred eight billion, five hundred eighty-two million, four hundred fifty-two thousand, two hundred sixty-six".