12272732536516 has 9 divisors (see below), whose sum is σ = 21477294200271. Its totient is φ = 6136362765012.

The previous prime is 12272732536511. The next prime is 12272732536529. The reversal of 12272732536516 is 61563523727221.

The square root of 12272732536516 is 3503246.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12272732536511) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6130681 + ... + 7882303.

Almost surely, 2^{12272732536516} is an apocalyptic number.

12272732536516 is the 3503246-th square number.

It is an amenable number.

12272732536516 is a deficient number, since it is larger than the sum of its proper divisors (9204561663755).

12272732536516 is an frugal number, since it uses more digits than its factorization.

12272732536516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503250 (or 1751625 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 52.

The spelling of 12272732536516 in words is "twelve trillion, two hundred seventy-two billion, seven hundred thirty-two million, five hundred thirty-six thousand, five hundred sixteen".