12048534687 has 24 divisors (see below), whose sum is σ = 18695788416. Its totient is φ = 6881832048.

The previous prime is 12048534649. The next prime is 12048534689. The reversal of 12048534687 is 78643584021.

12048534687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12048534687 - 2⁶ = 12048534623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12048534689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 339268 + ... + 373094.

It is an arithmetic number, because the mean of its divisors is an integer number (778991184).

Almost surely, 2^12048534687 is an apocalyptic number.

12048534687 is a deficient number, since it is larger than the sum of its proper divisors (6647253729).

12048534687 is a wasteful number, since it uses less digits than its factorization.

12048534687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36267 (or 36260 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 12048534687 in words is "twelve billion, forty-eight million, five hundred thirty-four thousand, six hundred eighty-seven".