16489324897 has 8 divisors (see below), whose sum is σ = 16771111200. Its totient is φ = 16207615584.

The previous prime is 16489324883. The next prime is 16489324921. The reversal of 16489324897 is 79842398461.

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 16489324897 - 2⁷ = 16489324769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16489324597) 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, 560253 + ... + 588949.

It is an arithmetic number, because the mean of its divisors is an integer number (2096388900).

Almost surely, 2^16489324897 is an apocalyptic number.

It is an amenable number.

16489324897 is a deficient number, since it is larger than the sum of its proper divisors (281786303).

16489324897 is an equidigital number, since it uses as much as digits as its factorization.

16489324897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38495.

The product of its digits is 20901888, while the sum is 61.

The spelling of 16489324897 in words is "sixteen billion, four hundred eighty-nine million, three hundred twenty-four thousand, eight hundred ninety-seven".