12272732824 has 24 divisors (see below), whose sum is σ = 25293495780. Its totient is φ = 5578514480.

The previous prime is 12272732819. The next prime is 12272732831. The reversal of 12272732824 is 42823727221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6338254 + ... + 6340189.

Almost surely, 2^12272732824 is an apocalyptic number.

It is an amenable number.

12272732824 is an abundant number, since it is smaller than the sum of its proper divisors (13020762956).

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

12272732824 is a wasteful number, since it uses less digits than its factorization.

12272732824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12678471 (or 12678456 counting only the distinct ones).

The product of its digits is 150528, while the sum is 40.

It can be divided in two parts, 122727 and 32824, that added together give a palindrome (155551).

The spelling of 12272732824 in words is "twelve billion, two hundred seventy-two million, seven hundred thirty-two thousand, eight hundred twenty-four".