16196363173549 has 8 divisors (see below), whose sum is σ = 18004890079232. Its totient is φ = 14468215241520.

The previous prime is 16196363173537. The next prime is 16196363173591. The reversal of 16196363173549 is 94537136369161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16196363173549 - 2¹⁵ = 16196363140781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16196363173649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20094742989 + ... + 20094743794.

It is an arithmetic number, because the mean of its divisors is an integer number (2250611259904).

Almost surely, 2^{16196363173549} is an apocalyptic number.

It is an amenable number.

16196363173549 is a deficient number, since it is larger than the sum of its proper divisors (1808526905683).

16196363173549 is a wasteful number, since it uses less digits than its factorization.

16196363173549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40189486827.

The product of its digits is 66134880, while the sum is 64.

The spelling of 16196363173549 in words is "sixteen trillion, one hundred ninety-six billion, three hundred sixty-three million, one hundred seventy-three thousand, five hundred forty-nine".