12549364124 has 12 divisors (see below), whose sum is σ = 23957877048. Its totient is φ = 5704256400.

The previous prime is 12549364117. The next prime is 12549364127. The reversal of 12549364124 is 42146394521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12549364127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142606367 + ... + 142606454.

It is an arithmetic number, because the mean of its divisors is an integer number (1996489754).

Almost surely, 2^12549364124 is an apocalyptic number.

It is an amenable number.

12549364124 is a deficient number, since it is larger than the sum of its proper divisors (11408512924).

12549364124 is a wasteful number, since it uses less digits than its factorization.

12549364124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285212836 (or 285212834 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

It can be divided in two parts, 12549 and 364124, that added together give a palindrome (376673).

The spelling of 12549364124 in words is "twelve billion, five hundred forty-nine million, three hundred sixty-four thousand, one hundred twenty-four".