4548556066 has 4 divisors (see below), whose sum is σ = 6822834102. Its totient is φ = 2274278032.

The previous prime is 4548556009. The next prime is 4548556081. The reversal of 4548556066 is 6606558454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6606558454 = 2 ⋅3303279227.

It can be written as a sum of positive squares in only one way, i.e., 4485114841 + 63441225 = 66971^2 + 7965^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1137139015 + ... + 1137139018.

Almost surely, 2^4548556066 is an apocalyptic number.

4548556066 is a deficient number, since it is larger than the sum of its proper divisors (2274278036).

4548556066 is a wasteful number, since it uses less digits than its factorization.

4548556066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2274278035.

The product of its (nonzero) digits is 3456000, while the sum is 49.

The square root of 4548556066 is about 67442.9838159612. The cubic root of 4548556066 is about 1656.8804899440.

The spelling of 4548556066 in words is "four billion, five hundred forty-eight million, five hundred fifty-six thousand, sixty-six".