16442664001706 has 4 divisors (see below), whose sum is σ = 24663996002562. Its totient is φ = 8221332000852.

The previous prime is 16442664001669. The next prime is 16442664001723. The reversal of 16442664001706 is 60710046624461.

16442664001706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 14724034770481 + 1718629231225 = 3837191^2 + 1310965^2 .

It is a super-3 number, since 3×16442664001706³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4110666000425 + ... + 4110666000428.

Almost surely, 2^{16442664001706} is an apocalyptic number.

16442664001706 is a deficient number, since it is larger than the sum of its proper divisors (8221332000856).

16442664001706 is an equidigital number, since it uses as much as digits as its factorization.

16442664001706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8221332000855.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 16442664001706 in words is "sixteen trillion, four hundred forty-two billion, six hundred sixty-four million, one thousand, seven hundred six".