12210526628072 has 32 divisors (see below), whose sum is σ = 22903156675080. Its totient is φ = 6103018552320.

The previous prime is 12210526628039. The next prime is 12210526628087. The reversal of 12210526628072 is 27082662501221.

It can be written as a sum of positive squares in 4 ways, for example, as 5728583754916 + 6481942873156 = 2393446^2 + 2545966^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426613922 + ... + 426642542.

Almost surely, 2^{12210526628072} is an apocalyptic number.

It is an amenable number.

12210526628072 is a deficient number, since it is larger than the sum of its proper divisors (10692630047008).

12210526628072 is a wasteful number, since it uses less digits than its factorization.

12210526628072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46373 (or 46369 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 12210526628072 in words is "twelve trillion, two hundred ten billion, five hundred twenty-six million, six hundred twenty-eight thousand, seventy-two".