12513166466 has 16 divisors (see below), whose sum is σ = 18948048768. Its totient is φ = 6197418000.

The previous prime is 12513166439. The next prime is 12513166483. The reversal of 12513166466 is 66466131521.

12513166466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×12513166466³ (a number of 31 digits) contains 333 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 27041 + ... + 160491.

It is an arithmetic number, because the mean of its divisors is an integer number (1184253048).

Almost surely, 2^12513166466 is an apocalyptic number.

12513166466 is a deficient number, since it is larger than the sum of its proper divisors (6434882302).

12513166466 is a wasteful number, since it uses less digits than its factorization.

12513166466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133897.

The product of its digits is 155520, while the sum is 41.

Adding to 12513166466 its reverse (66466131521), we get a palindrome (78979297987).

The spelling of 12513166466 in words is "twelve billion, five hundred thirteen million, one hundred sixty-six thousand, four hundred sixty-six".