12927505372 has 12 divisors (see below), whose sum is σ = 22675627296. Its totient is φ = 6448754720.

The previous prime is 12927505321. The next prime is 12927505379. The reversal of 12927505372 is 27350572921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12927505379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3747553 + ... + 3751000.

It is an arithmetic number, because the mean of its divisors is an integer number (1889635608).

Almost surely, 2^12927505372 is an apocalyptic number.

It is an amenable number.

12927505372 is a deficient number, since it is larger than the sum of its proper divisors (9748121924).

12927505372 is a wasteful number, since it uses less digits than its factorization.

12927505372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7498988 (or 7498986 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 43.

The spelling of 12927505372 in words is "twelve billion, nine hundred twenty-seven million, five hundred five thousand, three hundred seventy-two".