11909621296 has 10 divisors (see below), whose sum is σ = 23074891292. Its totient is φ = 5954810640.

The previous prime is 11909621293. The next prime is 11909621357. The reversal of 11909621296 is 69212690911.

It is a happy number.

11909621296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11909621293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372175650 + ... + 372175681.

Almost surely, 2^11909621296 is an apocalyptic number.

11909621296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11909621296 is a deficient number, since it is larger than the sum of its proper divisors (11165269996).

11909621296 is an equidigital number, since it uses as much as digits as its factorization.

11909621296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744351339 (or 744351333 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 46.

The spelling of 11909621296 in words is "eleven billion, nine hundred nine million, six hundred twenty-one thousand, two hundred ninety-six".