12117006562 has 16 divisors (see below), whose sum is σ = 18421815672. Its totient is φ = 5976835200.

The previous prime is 12117006541. The next prime is 12117006569. The reversal of 12117006562 is 26560071121.

12117006562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11276528481 + 840478081 = 106191^2 + 28991^2 .

It is not an unprimeable number, because it can be changed into a prime (12117006569) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 52323 + ... + 164230.

Almost surely, 2^12117006562 is an apocalyptic number.

12117006562 is a deficient number, since it is larger than the sum of its proper divisors (6304809110).

12117006562 is a wasteful number, since it uses less digits than its factorization.

12117006562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216933.

The product of its (nonzero) digits is 5040, while the sum is 31.

Adding to 12117006562 its reverse (26560071121), we get a palindrome (38677077683).

The spelling of 12117006562 in words is "twelve billion, one hundred seventeen million, six thousand, five hundred sixty-two".