66045010 has 16 divisors (see below), whose sum is σ = 118975896. Its totient is φ = 26396928.

The previous prime is 66044989. The next prime is 66045041. The reversal of 66045010 is 1054066.

It can be written as a sum of positive squares in 4 ways, for example, as 62837329 + 3207681 = 7927^2 + 1791^2 .

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, 18922 + ... + 22138.

Almost surely, 2^66045010 is an apocalyptic number.

66045010 is a deficient number, since it is larger than the sum of its proper divisors (52930886).

66045010 is a wasteful number, since it uses less digits than its factorization.

66045010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5277.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 66045010 is about 8126.8081065077. The cubic root of 66045010 is about 404.2158479611.

Adding to 66045010 its reverse (1054066), we get a palindrome (67099076).

The spelling of 66045010 in words is "sixty-six million, forty-five thousand, ten".