4044234205666 has 8 divisors (see below), whose sum is σ = 6066770849244. Its totient is φ = 2021977255920.

The previous prime is 4044234205633. The next prime is 4044234205667. The reversal of 4044234205666 is 6665024324404.

It can be written as a sum of positive squares in 2 ways, for example, as 3357217017441 + 687017188225 = 1832271^2 + 828865^2 .

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

It is not an unprimeable number, because it can be changed into a prime (4044234205667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69887305 + ... + 69945148.

Almost surely, 2^{4044234205666} is an apocalyptic number.

4044234205666 is a deficient number, since it is larger than the sum of its proper divisors (2022536643578).

4044234205666 is a wasteful number, since it uses less digits than its factorization.

4044234205666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139846916.

The product of its (nonzero) digits is 3317760, while the sum is 46.

The spelling of 4044234205666 in words is "four trillion, forty-four billion, two hundred thirty-four million, two hundred five thousand, six hundred sixty-six".