12024265056261 has 4 divisors (see below), whose sum is σ = 16032353408352. Its totient is φ = 8016176704172.

The previous prime is 12024265056257. The next prime is 12024265056313. The reversal of 12024265056261 is 16265056242021.

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 a cyclic number.

It is not a de Polignac number, because 12024265056261 - 2² = 12024265056257 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12024260056261) by changing a digit.

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, 2004044176041 + ... + 2004044176046.

It is an arithmetic number, because the mean of its divisors is an integer number (4008088352088).

Almost surely, 2^{12024265056261} is an apocalyptic number.

It is an amenable number.

12024265056261 is a deficient number, since it is larger than the sum of its proper divisors (4008088352091).

12024265056261 is an equidigital number, since it uses as much as digits as its factorization.

12024265056261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4008088352090.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 12024265056261 in words is "twelve trillion, twenty-four billion, two hundred sixty-five million, fifty-six thousand, two hundred sixty-one".