66056168 has 32 divisors (see below), whose sum is σ = 126658560. Its totient is φ = 32287680.

The previous prime is 66056153. The next prime is 66056189. The reversal of 66056168 is 86165066.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108521 + ... + 109127.

It is an arithmetic number, because the mean of its divisors is an integer number (3958080).

Almost surely, 2^66056168 is an apocalyptic number.

It is an amenable number.

66056168 is a deficient number, since it is larger than the sum of its proper divisors (60602392).

66056168 is a wasteful number, since it uses less digits than its factorization.

66056168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 893 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 66056168 is about 8127.4945708994. The cubic root of 66056168 is about 404.2386101474.

The spelling of 66056168 in words is "sixty-six million, fifty-six thousand, one hundred sixty-eight".