11626772272 has 20 divisors (see below), whose sum is σ = 22548966496. Its totient is φ = 5807684160.

The previous prime is 11626772237. The next prime is 11626772273. The reversal of 11626772272 is 27227762611.

It is not an unprimeable number, because it can be changed into a prime (11626772273) 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, 339528 + ... + 372199.

Almost surely, 2^11626772272 is an apocalyptic number.

It is an amenable number.

11626772272 is a deficient number, since it is larger than the sum of its proper divisors (10922194224).

11626772272 is a wasteful number, since it uses less digits than its factorization.

11626772272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712756 (or 712750 counting only the distinct ones).

The product of its digits is 197568, while the sum is 43.

The spelling of 11626772272 in words is "eleven billion, six hundred twenty-six million, seven hundred seventy-two thousand, two hundred seventy-two".