16453444353 has 8 divisors (see below), whose sum is σ = 22032080928. Its totient is φ = 10921885344.

The previous prime is 16453444331. The next prime is 16453444387. The reversal of 16453444353 is 35344435461.

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

It is not a de Polignac number, because 16453444353 - 2¹⁰ = 16453443329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16453444303) 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, 11768575 + ... + 11769972.

It is an arithmetic number, because the mean of its divisors is an integer number (2754010116).

Almost surely, 2^16453444353 is an apocalyptic number.

It is an amenable number.

16453444353 is a deficient number, since it is larger than the sum of its proper divisors (5578636575).

16453444353 is a wasteful number, since it uses less digits than its factorization.

16453444353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23538783.

The product of its digits is 1036800, while the sum is 42.

The spelling of 16453444353 in words is "sixteen billion, four hundred fifty-three million, four hundred forty-four thousand, three hundred fifty-three".