4231660645066 has 8 divisors (see below), whose sum is σ = 6434442898884. Its totient is φ = 2086846345440.

The previous prime is 4231660645063. The next prime is 4231660645067. The reversal of 4231660645066 is 6605460661324.

It can be written as a sum of positive squares in 2 ways, for example, as 4164778926841 + 66881718225 = 2040779^2 + 258615^2 .

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 (4231660645063) 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, 14491988365 + ... + 14491988656.

Almost surely, 2^{4231660645066} is an apocalyptic number.

4231660645066 is a deficient number, since it is larger than the sum of its proper divisors (2202782253818).

4231660645066 is a wasteful number, since it uses less digits than its factorization.

4231660645066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28983977096.

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 4231660645066 in words is "four trillion, two hundred thirty-one billion, six hundred sixty million, six hundred forty-five thousand, sixty-six".