12383480561644 has 12 divisors (see below), whose sum is σ = 21814608142768. Its totient is φ = 6150735378000.

The previous prime is 12383480561603. The next prime is 12383480561707. The reversal of 12383480561644 is 44616508438321.

It is a super-3 number, since 3×12383480561644³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 10251225027 + ... + 10251226234.

Almost surely, 2^{12383480561644} is an apocalyptic number.

It is an amenable number.

12383480561644 is a deficient number, since it is larger than the sum of its proper divisors (9431127581124).

12383480561644 is a wasteful number, since it uses less digits than its factorization.

12383480561644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20502451416 (or 20502451414 counting only the distinct ones).

The product of its (nonzero) digits is 13271040, while the sum is 55.

Adding to 12383480561644 its reverse (44616508438321), we get a palindrome (56999988999965).

The spelling of 12383480561644 in words is "twelve trillion, three hundred eighty-three billion, four hundred eighty million, five hundred sixty-one thousand, six hundred forty-four".