16603089984 has 504 divisors, whose sum is σ = 55689154560. Its totient is φ = 4709892096.

The previous prime is 16603089961. The next prime is 16603090003. The reversal of 16603089984 is 48998030661.

16603089984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16603089984² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16603089984.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 130732929 + ... + 130733055.

Almost surely, 2^16603089984 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 16603089984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27844577280).

16603089984 is an abundant number, since it is smaller than the sum of its proper divisors (39086064576).

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

16603089984 is a wasteful number, since it uses less digits than its factorization.

16603089984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The spelling of 16603089984 in words is "sixteen billion, six hundred three million, eighty-nine thousand, nine hundred eighty-four".