16775530688 has 56 divisors (see below), whose sum is σ = 38088490752. Its totient is φ = 7181201664.

The previous prime is 16775530679. The next prime is 16775530697. The reversal of 16775530688 is 88603557761.

16775530688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16775530679) and next prime (16775530697).

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (56).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374381 + ... + 416787.

Almost surely, 2^16775530688 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 16775530688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19044245376).

16775530688 is an abundant number, since it is smaller than the sum of its proper divisors (21312960064).

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

16775530688 is an equidigital number, since it uses as much as digits as its factorization.

16775530688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43309 (or 43299 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 56.

The spelling of 16775530688 in words is "sixteen billion, seven hundred seventy-five million, five hundred thirty thousand, six hundred eighty-eight".