12927513544 has 16 divisors (see below), whose sum is σ = 26442641520. Its totient is φ = 5876142480.

The previous prime is 12927513523. The next prime is 12927513551. The reversal of 12927513544 is 44531572921.

It is a self number, because there is not a number n which added to its sum of digits gives 12927513544.

It is an unprimeable number.

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, 73451694 + ... + 73451869.

It is an arithmetic number, because the mean of its divisors is an integer number (1652665095).

Almost surely, 2^12927513544 is an apocalyptic number.

It is an amenable number.

12927513544 is an abundant number, since it is smaller than the sum of its proper divisors (13515127976).

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

12927513544 is a wasteful number, since it uses less digits than its factorization.

12927513544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146903580 (or 146903576 counting only the distinct ones).

The product of its digits is 302400, while the sum is 43.

The spelling of 12927513544 in words is "twelve billion, nine hundred twenty-seven million, five hundred thirteen thousand, five hundred forty-four".