11720502272 has 22 divisors (see below), whose sum is σ = 23429560788. Its totient is φ = 5860250624.

The previous prime is 11720502271. The next prime is 11720502281. The reversal of 11720502272 is 27220502711.

It is not an unprimeable number, because it can be changed into a prime (11720502271) by changing a digit.

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 as a sum of consecutive naturals, namely, 5721878 + ... + 5723925.

Almost surely, 2^11720502272 is an apocalyptic number.

It is an amenable number.

11720502272 is a deficient number, since it is larger than the sum of its proper divisors (11709058516).

11720502272 is an equidigital number, since it uses as much as digits as its factorization.

11720502272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11445823 (or 11445805 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 29.

The spelling of 11720502272 in words is "eleven billion, seven hundred twenty million, five hundred two thousand, two hundred seventy-two".