16442664001754 has 4 divisors (see below), whose sum is σ = 24663996002634. Its totient is φ = 8221332000876.

The previous prime is 16442664001723. The next prime is 16442664001763. The reversal of 16442664001754 is 45710046624461.

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., 10022131350625 + 6420532651129 = 3165775^2 + 2533877^2 .

It is a super-3 number, since 3×16442664001754³ (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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4110666000437 + ... + 4110666000440.

Almost surely, 2^{16442664001754} is an apocalyptic number.

16442664001754 is a deficient number, since it is larger than the sum of its proper divisors (8221332000880).

16442664001754 is an equidigital number, since it uses as much as digits as its factorization.

16442664001754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8221332000879.

The product of its (nonzero) digits is 3870720, while the sum is 50.

The spelling of 16442664001754 in words is "sixteen trillion, four hundred forty-two billion, six hundred sixty-four million, one thousand, seven hundred fifty-four".