12206550663458 has 8 divisors (see below), whose sum is σ = 18309841335660. Its totient is φ = 6103270218240.

The previous prime is 12206550663421. The next prime is 12206550663469. The reversal of 12206550663458 is 85436605560221.

It can be written as a sum of positive squares in 2 ways, for example, as 12199602940849 + 6947722609 = 3492793^2 + 83353^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 2188778 + ... + 5404058.

Almost surely, 2^{12206550663458} is an apocalyptic number.

12206550663458 is a deficient number, since it is larger than the sum of its proper divisors (6103290672202).

12206550663458 is a wasteful number, since it uses less digits than its factorization.

12206550663458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5113492.

The product of its (nonzero) digits is 10368000, while the sum is 53.

The spelling of 12206550663458 in words is "twelve trillion, two hundred six billion, five hundred fifty million, six hundred sixty-three thousand, four hundred fifty-eight".