16944469469444 has 36 divisors (see below), whose sum is σ = 32781999722892. Its totient is φ = 7657511125440.

The previous prime is 16944469469407. The next prime is 16944469469461. The reversal of 16944469469444 is 44496496444961.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7251645780544 + 9692823688900 = 2692888^2 + 3113330^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 101099027 + ... + 101266490.

Almost surely, 2^{16944469469444} is an apocalyptic number.

It is an amenable number.

16944469469444 is a deficient number, since it is larger than the sum of its proper divisors (15837530253448).

16944469469444 is a wasteful number, since it uses less digits than its factorization.

16944469469444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202365716 (or 202365703 counting only the distinct ones).

The product of its digits is 2579890176, while the sum is 74.

The spelling of 16944469469444 in words is "sixteen trillion, nine hundred forty-four billion, four hundred sixty-nine million, four hundred sixty-nine thousand, four hundred forty-four".