16442731566104 has 8 divisors (see below), whose sum is σ = 30830121686460. Its totient is φ = 8221365783048.

The previous prime is 16442731566061. The next prime is 16442731566109. The reversal of 16442731566104 is 40166513724461.

16442731566104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×16442731566104³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16442731566109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027670722874 + ... + 1027670722889.

Almost surely, 2^{16442731566104} is an apocalyptic number.

It is an amenable number.

16442731566104 is a deficient number, since it is larger than the sum of its proper divisors (14387390120356).

16442731566104 is a wasteful number, since it uses less digits than its factorization.

16442731566104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055341445769 (or 2055341445765 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 16442731566104 in words is "sixteen trillion, four hundred forty-two billion, seven hundred thirty-one million, five hundred sixty-six thousand, one hundred four".