66960112 has 10 divisors (see below), whose sum is σ = 129735248. Its totient is φ = 33480048.

The previous prime is 66960109. The next prime is 66960119. The reversal of 66960112 is 21106966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66960119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2092488 + ... + 2092519.

Almost surely, 2^66960112 is an apocalyptic number.

It is an amenable number.

66960112 is a deficient number, since it is larger than the sum of its proper divisors (62775136).

66960112 is a wasteful number, since it uses less digits than its factorization.

66960112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4185015 (or 4185009 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 66960112 is about 8182.9158617207. The cubic root of 66960112 is about 406.0741935315.

The spelling of 66960112 in words is "sixty-six million, nine hundred sixty thousand, one hundred twelve".