12041644426 has 8 divisors (see below), whose sum is σ = 20642819040. Its totient is φ = 5160704748.

The previous prime is 12041644379. The next prime is 12041644463. The reversal of 12041644426 is 62444614021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12041644391 and 12041644400.

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 3 ways as a sum of consecutive naturals, for example, 430058716 + ... + 430058743.

It is an arithmetic number, because the mean of its divisors is an integer number (2580352380).

Almost surely, 2^12041644426 is an apocalyptic number.

12041644426 is a deficient number, since it is larger than the sum of its proper divisors (8601174614).

12041644426 is an equidigital number, since it uses as much as digits as its factorization.

12041644426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860117468.

The product of its (nonzero) digits is 36864, while the sum is 34.

The spelling of 12041644426 in words is "twelve billion, forty-one million, six hundred forty-four thousand, four hundred twenty-six".