4066900042 has 8 divisors (see below), whose sum is σ = 6101914500. Its totient is φ = 2032928544.

The previous prime is 4066900027. The next prime is 4066900051. The reversal of 4066900042 is 2400096604.

It can be written as a sum of positive squares in 2 ways, for example, as 3998159361 + 68740681 = 63231^2 + 8291^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4066899977 and 4066900013.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250917 + ... + 266632.

Almost surely, 2^4066900042 is an apocalyptic number.

4066900042 is a deficient number, since it is larger than the sum of its proper divisors (2035014458).

4066900042 is a wasteful number, since it uses less digits than its factorization.

4066900042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521480.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 4066900042 is about 63772.2513480589. The cubic root of 4066900042 is about 1596.2019342882.

Adding to 4066900042 its reverse (2400096604), we get a palindrome (6466996646).

The spelling of 4066900042 in words is "four billion, sixty-six million, nine hundred thousand, forty-two".