12727319532 has 12 divisors (see below), whose sum is σ = 29697078936. Its totient is φ = 4242439840.

The previous prime is 12727319519. The next prime is 12727319593. The reversal of 12727319532 is 23591372721.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 530304969 + ... + 530304992.

It is an arithmetic number, because the mean of its divisors is an integer number (2474756578).

Almost surely, 2^12727319532 is an apocalyptic number.

12727319532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12727319532 is an abundant number, since it is smaller than the sum of its proper divisors (16969759404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12727319532 is a wasteful number, since it uses less digits than its factorization.

12727319532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060609968 (or 1060609966 counting only the distinct ones).

The product of its digits is 158760, while the sum is 42.

The spelling of 12727319532 in words is "twelve billion, seven hundred twenty-seven million, three hundred nineteen thousand, five hundred thirty-two".