66119128 has 16 divisors (see below), whose sum is σ = 125468280. Its totient is φ = 32660928.

The previous prime is 66119113. The next prime is 66119147. The reversal of 66119128 is 82191166.

It is a junction number, because it is equal to n+sod(n) for n = 66119093 and 66119102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49125 + ... + 50452.

Almost surely, 2^66119128 is an apocalyptic number.

It is an amenable number.

66119128 is a deficient number, since it is larger than the sum of its proper divisors (59349152).

66119128 is a wasteful number, since it uses less digits than its factorization.

66119128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99666 (or 99662 counting only the distinct ones).

The product of its digits is 5184, while the sum is 34.

The square root of 66119128 is about 8131.3669207582. The cubic root of 66119128 is about 404.3669997788.

The spelling of 66119128 in words is "sixty-six million, one hundred nineteen thousand, one hundred twenty-eight".