16339409424 has 300 divisors, whose sum is σ = 51586812816. Its totient is φ = 5011134336.

The previous prime is 16339409371. The next prime is 16339409459. The reversal of 16339409424 is 42490493361.

16339409424 is a `hidden beast` number, since 1 + 633 + 9 + 4 + 0 + 9 + 4 + 2 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 16339409424.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 53222679 + ... + 53222985.

Almost surely, 2^16339409424 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 16339409424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25793406408).

16339409424 is an abundant number, since it is smaller than the sum of its proper divisors (35247403392).

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

16339409424 is an frugal number, since it uses more digits than its factorization.

16339409424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368 (or 325 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 16339409424 in words is "sixteen billion, three hundred thirty-nine million, four hundred nine thousand, four hundred twenty-four".