12266468142 has 16 divisors (see below), whose sum is σ = 25195989072. Its totient is φ = 3978313920.

The previous prime is 12266468129. The next prime is 12266468177. The reversal of 12266468142 is 24186466221.

It is a junction number, because it is equal to n+sod(n) for n = 12266468094 and 12266468103.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 27626959 + ... + 27627402.

It is an arithmetic number, because the mean of its divisors is an integer number (1574749317).

Almost surely, 2^12266468142 is an apocalyptic number.

12266468142 is an abundant number, since it is smaller than the sum of its proper divisors (12929520930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12266468142 is a wasteful number, since it uses less digits than its factorization.

12266468142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55254403.

The product of its digits is 221184, while the sum is 42.

The spelling of 12266468142 in words is "twelve billion, two hundred sixty-six million, four hundred sixty-eight thousand, one hundred forty-two".