12441668573 has 4 divisors (see below), whose sum is σ = 12531177120. Its totient is φ = 12352160028.

The previous prime is 12441668531. The next prime is 12441668579. The reversal of 12441668573 is 37586614421.

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 12441668573 - 2³⁰ = 11367926749 is a prime.

It is a super-3 number, since 3×12441668573³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12441668579) 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, 44754065 + ... + 44754342.

It is an arithmetic number, because the mean of its divisors is an integer number (3132794280).

Almost surely, 2^12441668573 is an apocalyptic number.

It is an amenable number.

12441668573 is a deficient number, since it is larger than the sum of its proper divisors (89508547).

12441668573 is an equidigital number, since it uses as much as digits as its factorization.

12441668573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89508546.

The product of its digits is 967680, while the sum is 47.

The spelling of 12441668573 in words is "twelve billion, four hundred forty-one million, six hundred sixty-eight thousand, five hundred seventy-three".