16516282368 has 96 divisors (see below), whose sum is σ = 44461872000. Its totient is φ = 5451767808.

The previous prime is 16516282291. The next prime is 16516282369. The reversal of 16516282368 is 86328261561.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16516282369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 619783 + ... + 645881.

It is an arithmetic number, because the mean of its divisors is an integer number (463144500).

Almost surely, 2^16516282368 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 16516282368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22230936000).

16516282368 is an abundant number, since it is smaller than the sum of its proper divisors (27945589632).

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

16516282368 is a wasteful number, since it uses less digits than its factorization.

16516282368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26227 (or 26207 counting only the distinct ones).

The product of its digits is 829440, while the sum is 48.

The spelling of 16516282368 in words is "sixteen billion, five hundred sixteen million, two hundred eighty-two thousand, three hundred sixty-eight".