12441923057 has 8 divisors (see below), whose sum is σ = 12571954920. Its totient is φ = 12312025600.

The previous prime is 12441923051. The next prime is 12441923113. The reversal of 12441923057 is 75032914421.

It can be written as a sum of positive squares in 4 ways, for example, as 3087358096 + 9354564961 = 55564^2 + 96719^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12441923057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12441923057.

It is not an unprimeable number, because it can be changed into a prime (12441923051) 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 7 ways as a sum of consecutive naturals, for example, 158183 + ... + 223395.

It is an arithmetic number, because the mean of its divisors is an integer number (1571494365).

Almost surely, 2^12441923057 is an apocalyptic number.

It is an amenable number.

12441923057 is a deficient number, since it is larger than the sum of its proper divisors (130031863).

12441923057 is a wasteful number, since it uses less digits than its factorization.

12441923057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67203.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 12441923057 in words is "twelve billion, four hundred forty-one million, nine hundred twenty-three thousand, fifty-seven".