66030256 has 10 divisors (see below), whose sum is σ = 127933652. Its totient is φ = 33015120.

The previous prime is 66030233. The next prime is 66030269. The reversal of 66030256 is 65203066.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2063430 + ... + 2063461.

Almost surely, 2^66030256 is an apocalyptic number.

It is an amenable number.

66030256 is a deficient number, since it is larger than the sum of its proper divisors (61903396).

66030256 is a wasteful number, since it uses less digits than its factorization.

66030256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4126899 (or 4126893 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 66030256 is about 8125.9003193492. The cubic root of 66030256 is about 404.1857460414.

The spelling of 66030256 in words is "sixty-six million, thirty thousand, two hundred fifty-six".