11944998916 has 48 divisors (see below), whose sum is σ = 21358653120. Its totient is φ = 5844355200.

The previous prime is 11944998893. The next prime is 11944998937. The reversal of 11944998916 is 61989944911.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19485826 + ... + 19486438.

It is an arithmetic number, because the mean of its divisors is an integer number (444971940).

Almost surely, 2^11944998916 is an apocalyptic number.

It is an amenable number.

11944998916 is a deficient number, since it is larger than the sum of its proper divisors (9413654204).

11944998916 is a wasteful number, since it uses less digits than its factorization.

11944998916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204 (or 1202 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 61.

The spelling of 11944998916 in words is "eleven billion, nine hundred forty-four million, nine hundred ninety-eight thousand, nine hundred sixteen".