12045432663 has 48 divisors (see below), whose sum is σ = 20092026240. Its totient is φ = 6884539200.

The previous prime is 12045432631. The next prime is 12045432667. The reversal of 12045432663 is 36623454021.

12045432663 is a `hidden beast` number, since 120 + 45 + 432 + 6 + 63 = 666.

It is not a de Polignac number, because 12045432663 - 2⁵ = 12045432631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12045432667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74668 + ... + 172238.

It is an arithmetic number, because the mean of its divisors is an integer number (418583880).

Almost surely, 2^12045432663 is an apocalyptic number.

12045432663 is a deficient number, since it is larger than the sum of its proper divisors (8046593577).

12045432663 is a wasteful number, since it uses less digits than its factorization.

12045432663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97660 (or 97657 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

Adding to 12045432663 its reverse (36623454021), we get a palindrome (48668886684).

The spelling of 12045432663 in words is "twelve billion, forty-five million, four hundred thirty-two thousand, six hundred sixty-three".