16498316498197 has 16 divisors (see below), whose sum is σ = 16655329958400. Its totient is φ = 16341500189952.

The previous prime is 16498316498159. The next prime is 16498316498203. The reversal of 16498316498197 is 79189461389461.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16498316498197 - 2¹¹ = 16498316496149 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 (16498316498117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2135147748 + ... + 2135155474.

It is an arithmetic number, because the mean of its divisors is an integer number (1040958122400).

Almost surely, 2^{16498316498197} is an apocalyptic number.

It is an amenable number.

16498316498197 is a deficient number, since it is larger than the sum of its proper divisors (157013460203).

16498316498197 is a wasteful number, since it uses less digits than its factorization.

16498316498197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17892.

The product of its digits is 564350976, while the sum is 76.

The spelling of 16498316498197 in words is "sixteen trillion, four hundred ninety-eight billion, three hundred sixteen million, four hundred ninety-eight thousand, one hundred ninety-seven".