16493908224 has 144 divisors (see below), whose sum is σ = 45517590720. Its totient is φ = 5296005120.

The previous prime is 16493908217. The next prime is 16493908243. The reversal of 16493908224 is 42280939461.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17527594 + ... + 17528534.

It is an arithmetic number, because the mean of its divisors is an integer number (316094380).

Almost surely, 2^16493908224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16493908224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22758795360).

16493908224 is an abundant number, since it is smaller than the sum of its proper divisors (29023682496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16493908224 is an equidigital number, since it uses as much as digits as its factorization.

16493908224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1776 (or 1762 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 16493908224 in words is "sixteen billion, four hundred ninety-three million, nine hundred eight thousand, two hundred twenty-four".