12911069272 has 16 divisors (see below), whose sum is σ = 24219594000. Its totient is φ = 6452510880.

The previous prime is 12911069267. The next prime is 12911069287. The reversal of 12911069272 is 27296011921.

It is a happy number.

It is a congruent number.

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, 359772 + ... + 394027.

It is an arithmetic number, because the mean of its divisors is an integer number (1513724625).

Almost surely, 2^12911069272 is an apocalyptic number.

It is an amenable number.

12911069272 is a deficient number, since it is larger than the sum of its proper divisors (11308524728).

12911069272 is a wasteful number, since it uses less digits than its factorization.

12911069272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755946 (or 755942 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 40.

The spelling of 12911069272 in words is "twelve billion, nine hundred eleven million, sixty-nine thousand, two hundred seventy-two".