16602120084 has 144 divisors (see below), whose sum is σ = 44560728576. Its totient is φ = 4798221120.

The previous prime is 16602120077. The next prime is 16602120103. The reversal of 16602120084 is 48002120661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18801507 + ... + 18802389.

It is an arithmetic number, because the mean of its divisors is an integer number (309449504).

Almost surely, 2^16602120084 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 16602120084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22280364288).

16602120084 is an abundant number, since it is smaller than the sum of its proper divisors (27958608492).

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

16602120084 is a wasteful number, since it uses less digits than its factorization.

16602120084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498 (or 1485 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The spelling of 16602120084 in words is "sixteen billion, six hundred two million, one hundred twenty thousand, eighty-four".