16601616332 has 24 divisors (see below), whose sum is σ = 33829711776. Its totient is φ = 6980732928.

The previous prime is 16601616331. The next prime is 16601616347. The reversal of 16601616332 is 23361610661.

It is a super-2 number, since 2×16601616332² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16601616292 and 16601616301.

It is not an unprimeable number, because it can be changed into a prime (16601616331) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5592053 + ... + 5595020.

It is an arithmetic number, because the mean of its divisors is an integer number (1409571324).

Almost surely, 2^16601616332 is an apocalyptic number.

It is an amenable number.

16601616332 is an abundant number, since it is smaller than the sum of its proper divisors (17228095444).

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

16601616332 is a wasteful number, since it uses less digits than its factorization.

16601616332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11187137 (or 11187135 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 16601616332 in words is "sixteen billion, six hundred one million, six hundred sixteen thousand, three hundred thirty-two".