12068675522 has 6 divisors (see below), whose sum is σ = 18103246329. Its totient is φ = 6034260080.

The previous prime is 12068675519. The next prime is 12068675543. The reversal of 12068675522 is 22557686021.

12068675522 is nontrivially palindromic in base 16.

It can be written as a sum of positive squares in 2 ways, for example, as 11227733521 + 840942001 = 105961^2 + 28999^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=77681.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 116522 + ... + 194202.

Almost surely, 2^12068675522 is an apocalyptic number.

12068675522 is a deficient number, since it is larger than the sum of its proper divisors (6034570807).

12068675522 is an frugal number, since it uses more digits than its factorization.

12068675522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155364 (or 77683 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 12068675522 in words is "twelve billion, sixty-eight million, six hundred seventy-five thousand, five hundred twenty-two".