11984775148 has 6 divisors (see below), whose sum is σ = 20973356516. Its totient is φ = 5992387572.

The previous prime is 11984775139. The next prime is 11984775169. The reversal of 11984775148 is 84157748911.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1498096890 + ... + 1498096897.

Almost surely, 2^11984775148 is an apocalyptic number.

It is an amenable number.

11984775148 is a deficient number, since it is larger than the sum of its proper divisors (8988581368).

11984775148 is a wasteful number, since it uses less digits than its factorization.

11984775148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2996193791 (or 2996193789 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 55.

The spelling of 11984775148 in words is "eleven billion, nine hundred eighty-four million, seven hundred seventy-five thousand, one hundred forty-eight".