16433333448 has 96 divisors (see below), whose sum is σ = 47982080160. Its totient is φ = 4676448000.

The previous prime is 16433333447. The next prime is 16433333531. The reversal of 16433333448 is 84433333461.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (16433333447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 267340 + ... + 323012.

It is an arithmetic number, because the mean of its divisors is an integer number (499813335).

Almost surely, 2^16433333448 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 16433333448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23991040080).

16433333448 is an abundant number, since it is smaller than the sum of its proper divisors (31548746712).

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

16433333448 is a wasteful number, since it uses less digits than its factorization.

16433333448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55947 (or 55936 counting only the distinct ones).

The product of its digits is 746496, while the sum is 42.

The spelling of 16433333448 in words is "sixteen billion, four hundred thirty-three million, three hundred thirty-three thousand, four hundred forty-eight".