66082448 has 10 divisors (see below), whose sum is σ = 128034774. Its totient is φ = 33041216.

The previous prime is 66082433. The next prime is 66082453. The reversal of 66082448 is 84428066.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 61277584 + 4804864 = 7828^2 + 2192^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065061 + ... + 2065092.

Almost surely, 2^66082448 is an apocalyptic number.

It is an amenable number.

66082448 is a deficient number, since it is larger than the sum of its proper divisors (61952326).

66082448 is a wasteful number, since it uses less digits than its factorization.

66082448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4130161 (or 4130155 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 38.

The square root of 66082448 is about 8129.1111445225. Note that the first 4 decimals coincide. The cubic root of 66082448 is about 404.2922109061.

The spelling of 66082448 in words is "sixty-six million, eighty-two thousand, four hundred forty-eight".