16434050016321 has 32 divisors (see below), whose sum is σ = 29289312204800. Its totient is φ = 8896628578320.

The previous prime is 16434050016299. The next prime is 16434050016367. The reversal of 16434050016321 is 12361005043461.

16434050016321 is a `hidden beast` number, since 1 + 64 + 34 + 0 + 500 + 1 + 63 + 2 + 1 = 666.

16434050016321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16434050016321 - 2⁹ = 16434050015809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16434050016821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2288223925 + ... + 2288231106.

It is an arithmetic number, because the mean of its divisors is an integer number (915291006400).

Almost surely, 2^{16434050016321} is an apocalyptic number.

It is an amenable number.

16434050016321 is a deficient number, since it is larger than the sum of its proper divisors (12855262188479).

16434050016321 is a wasteful number, since it uses less digits than its factorization.

16434050016321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4576455066 (or 4576455060 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 16434050016321 its reverse (12361005043461), we get a palindrome (28795055059782).

The spelling of 16434050016321 in words is "sixteen trillion, four hundred thirty-four billion, fifty million, sixteen thousand, three hundred twenty-one".