16021323060 has 48 divisors (see below), whose sum is σ = 45256712256. Its totient is φ = 4234542592.

The previous prime is 16021323041. The next prime is 16021323167. The reversal of 16021323060 is 6032312061.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 16021323060.

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, 1174734 + ... + 1188293.

It is an arithmetic number, because the mean of its divisors is an integer number (942848172).

Almost surely, 2^16021323060 is an apocalyptic number.

16021323060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16021323060 is an abundant number, since it is smaller than the sum of its proper divisors (29235389196).

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

16021323060 is a wasteful number, since it uses less digits than its factorization.

16021323060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363152 (or 2363150 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The spelling of 16021323060 in words is "sixteen billion, twenty-one million, three hundred twenty-three thousand, sixty".