66033112 has 8 divisors (see below), whose sum is σ = 123812100. Its totient is φ = 33016552.

The previous prime is 66033109. The next prime is 66033119. The reversal of 66033112 is 21133066.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66033119) 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, 4127062 + ... + 4127077.

Almost surely, 2^66033112 is an apocalyptic number.

It is an amenable number.

66033112 is a deficient number, since it is larger than the sum of its proper divisors (57778988).

66033112 is a wasteful number, since it uses less digits than its factorization.

66033112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8254145 (or 8254141 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 66033112 is about 8126.0760518223. The cubic root of 66033112 is about 404.1915733591.

Adding to 66033112 its reverse (21133066), we get a palindrome (87166178).

The spelling of 66033112 in words is "sixty-six million, thirty-three thousand, one hundred twelve".