16944469469445 has 16 divisors (see below), whose sum is σ = 30984172744320. Its totient is φ = 7746043185984.

The previous prime is 16944469469407. The next prime is 16944469469461. The reversal of 16944469469445 is 54496496444961.

It is not a de Polignac number, because 16944469469445 - 2¹⁴ = 16944469453061 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80687949750 + ... + 80687949959.

It is an arithmetic number, because the mean of its divisors is an integer number (1936510796520).

Almost surely, 2^{16944469469445} is an apocalyptic number.

16944469469445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16944469469445 is a deficient number, since it is larger than the sum of its proper divisors (14039703274875).

16944469469445 is a wasteful number, since it uses less digits than its factorization.

16944469469445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161375899724.

The product of its digits is 3224862720, while the sum is 75.

The spelling of 16944469469445 in words is "sixteen trillion, nine hundred forty-four billion, four hundred sixty-nine million, four hundred sixty-nine thousand, four hundred forty-five".