16550349735744 has 168 divisors, whose sum is σ = 51771913557312. Its totient is φ = 5013248993280.

The previous prime is 16550349735719. The next prime is 16550349735761. The reversal of 16550349735744 is 44753794305561.

16550349735744 is a `hidden beast` number, since 1 + 6 + 5 + 50 + 3 + 4 + 9 + 7 + 3 + 574 + 4 = 666.

It is a congruent number.

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 in 23 ways as a sum of consecutive naturals, for example, 15337212 + ... + 16380804.

Almost surely, 2^{16550349735744} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16550349735744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25885956778656).

16550349735744 is an abundant number, since it is smaller than the sum of its proper divisors (35221563821568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16550349735744 is a wasteful number, since it uses less digits than its factorization.

16550349735744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046125 (or 1046112 counting only the distinct ones).

The product of its (nonzero) digits is 190512000, while the sum is 63.

The spelling of 16550349735744 in words is "sixteen trillion, five hundred fifty billion, three hundred forty-nine million, seven hundred thirty-five thousand, seven hundred forty-four".