16564788160 has 28 divisors (see below), whose sum is σ = 39444902568. Its totient is φ = 6625915136.

The previous prime is 16564788157. The next prime is 16564788173. The reversal of 16564788160 is 6188746561.

It is a junction number, because it is equal to n+sod(n) for n = 16564788098 and 16564788107.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 25882162 + ... + 25882801.

Almost surely, 2^16564788160 is an apocalyptic number.

16564788160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16564788160 is an abundant number, since it is smaller than the sum of its proper divisors (22880114408).

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

16564788160 is an equidigital number, since it uses as much as digits as its factorization.

16564788160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51764980 (or 51764970 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 16564788160 in words is "sixteen billion, five hundred sixty-four million, seven hundred eighty-eight thousand, one hundred sixty".