12266880429 has 4 divisors (see below), whose sum is σ = 16355840576. Its totient is φ = 8177920284.

The previous prime is 12266880419. The next prime is 12266880443. The reversal of 12266880429 is 92408866221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12266880429 - 2⁸ = 12266880173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12266880419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2044480069 + ... + 2044480074.

It is an arithmetic number, because the mean of its divisors is an integer number (4088960144).

Almost surely, 2^12266880429 is an apocalyptic number.

It is an amenable number.

12266880429 is a deficient number, since it is larger than the sum of its proper divisors (4088960147).

12266880429 is an equidigital number, since it uses as much as digits as its factorization.

12266880429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4088960146.

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 12266880429 in words is "twelve billion, two hundred sixty-six million, eight hundred eighty thousand, four hundred twenty-nine".