12440112003566 has 8 divisors (see below), whose sum is σ = 20095565544264. Its totient is φ = 5741590155480.

The previous prime is 12440112003503. The next prime is 12440112003619. The reversal of 12440112003566 is 66530021104421.

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

It is a super-2 number, since 2×12440112003566² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239232923120 + ... + 239232923171.

It is an arithmetic number, because the mean of its divisors is an integer number (2511945693033).

Almost surely, 2^{12440112003566} is an apocalyptic number.

12440112003566 is a deficient number, since it is larger than the sum of its proper divisors (7655453540698).

12440112003566 is a wasteful number, since it uses less digits than its factorization.

12440112003566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478465846306.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 12440112003566 its reverse (66530021104421), we get a palindrome (78970133107987).

The spelling of 12440112003566 in words is "twelve trillion, four hundred forty billion, one hundred twelve million, three thousand, five hundred sixty-six".