4066200020 has 12 divisors (see below), whose sum is σ = 8539020084. Its totient is φ = 1626480000.

The previous prime is 4066200007. The next prime is 4066200031. The reversal of 4066200020 is 200026604.

It can be written as a sum of positive squares in 2 ways, for example, as 3177802384 + 888397636 = 56372^2 + 29806^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 203310001 = 4066200020 / (4 + 0 + 6 + 6 + 2 + 0 + 0 + 0 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 4066199965 and 4066200001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101654981 + ... + 101655020.

It is an arithmetic number, because the mean of its divisors is an integer number (711585007).

Almost surely, 2^4066200020 is an apocalyptic number.

It is an amenable number.

4066200020 is an abundant number, since it is smaller than the sum of its proper divisors (4472820064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4066200020 is a wasteful number, since it uses less digits than its factorization.

4066200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203310010 (or 203310008 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4066200020 is about 63766.7626589276. The cubic root of 4066200020 is about 1596.1103460535.

Adding to 4066200020 its reverse (200026604), we get a palindrome (4266226624).

The spelling of 4066200020 in words is "four billion, sixty-six million, two hundred thousand, twenty".