16316752968 has 128 divisors (see below), whose sum is σ = 48054720000. Its totient is φ = 5115410496.

The previous prime is 16316752961. The next prime is 16316752981. The reversal of 16316752968 is 86925761361.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (16316752961) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 556155 + ... + 584757.

It is an arithmetic number, because the mean of its divisors is an integer number (375427500).

Almost surely, 2^16316752968 is an apocalyptic number.

16316752968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16316752968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24027360000).

16316752968 is an abundant number, since it is smaller than the sum of its proper divisors (31737967032).

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

16316752968 is a wasteful number, since it uses less digits than its factorization.

16316752968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28776 (or 28766 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 54.

The spelling of 16316752968 in words is "sixteen billion, three hundred sixteen million, seven hundred fifty-two thousand, nine hundred sixty-eight".