4066804044 has 24 divisors (see below), whose sum is σ = 10543566320. Its totient is φ = 1355601312.

The previous prime is 4066804013. The next prime is 4066804117. The reversal of 4066804044 is 4404086604.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18827689 + ... + 18827904.

Almost surely, 2^4066804044 is an apocalyptic number.

It is an amenable number.

4066804044 is an abundant number, since it is smaller than the sum of its proper divisors (6476762276).

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

4066804044 is a wasteful number, since it uses less digits than its factorization.

4066804044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37655606 (or 37655598 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

The square root of 4066804044 is about 63771.4986808370. The cubic root of 4066804044 is about 1596.1893748942.

The spelling of 4066804044 in words is "four billion, sixty-six million, eight hundred four thousand, forty-four".