4066900043 has 4 divisors (see below), whose sum is σ = 4243721808. Its totient is φ = 3890078280.

The previous prime is 4066900027. The next prime is 4066900051. The reversal of 4066900043 is 3400096604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4066900043 - 2⁴ = 4066900027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4066899982 and 4066900009.

It is not an unprimeable number, because it can be changed into a prime (4066902043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88410848 + ... + 88410893.

It is an arithmetic number, because the mean of its divisors is an integer number (1060930452).

Almost surely, 2^4066900043 is an apocalyptic number.

4066900043 is a deficient number, since it is larger than the sum of its proper divisors (176821765).

4066900043 is a wasteful number, since it uses less digits than its factorization.

4066900043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176821764.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 4066900043 is about 63772.2513558993. The cubic root of 4066900043 is about 1596.2019344190.

Adding to 4066900043 its reverse (3400096604), we get a palindrome (7466996647).

The spelling of 4066900043 in words is "four billion, sixty-six million, nine hundred thousand, forty-three".