16650280704 has 144 divisors (see below), whose sum is σ = 46357920000. Its totient is φ = 5295341568.

The previous prime is 16650280693. The next prime is 16650280723. The reversal of 16650280704 is 40708205661.

It is a congruent number.

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, 8813392 + ... + 8815280.

It is an arithmetic number, because the mean of its divisors is an integer number (321930000).

Almost surely, 2^16650280704 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 16650280704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23178960000).

16650280704 is an abundant number, since it is smaller than the sum of its proper divisors (29707639296).

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

16650280704 is a wasteful number, since it uses less digits than its factorization.

16650280704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2430 (or 2416 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 16650280704 in words is "sixteen billion, six hundred fifty million, two hundred eighty thousand, seven hundred four".