11889334889788 has 6 divisors (see below), whose sum is σ = 20806336057136. Its totient is φ = 5944667444892.

The previous prime is 11889334889743. The next prime is 11889334889827. The reversal of 11889334889788 is 88798843398811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1486166861220 + ... + 1486166861227.

Almost surely, 2^{11889334889788} is an apocalyptic number.

It is an amenable number.

11889334889788 is a deficient number, since it is larger than the sum of its proper divisors (8917001167348).

11889334889788 is a wasteful number, since it uses less digits than its factorization.

11889334889788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2972333722451 (or 2972333722449 counting only the distinct ones).

The product of its digits is 5350883328, while the sum is 85.

The spelling of 11889334889788 in words is "eleven trillion, eight hundred eighty-nine billion, three hundred thirty-four million, eight hundred eighty-nine thousand, seven hundred eighty-eight".