16853355553 has 8 divisors (see below), whose sum is σ = 16955412320. Its totient is φ = 16751508480.

The previous prime is 16853355529. The next prime is 16853355559. The reversal of 16853355553 is 35555335861.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16853355553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16853355497 and 16853355506.

It is not an unprimeable number, because it can be changed into a prime (16853355559) 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, 110326 + ... + 214192.

It is an arithmetic number, because the mean of its divisors is an integer number (2119426540).

Almost surely, 2^16853355553 is an apocalyptic number.

It is an amenable number.

16853355553 is a deficient number, since it is larger than the sum of its proper divisors (102056767).

16853355553 is a wasteful number, since it uses less digits than its factorization.

16853355553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104847.

The product of its digits is 4050000, while the sum is 49.

The spelling of 16853355553 in words is "sixteen billion, eight hundred fifty-three million, three hundred fifty-five thousand, five hundred fifty-three".