16704649500 has 192 divisors, whose sum is σ = 60647408640. Its totient is φ = 3471072000.

The previous prime is 16704649487. The next prime is 16704649529. The reversal of 16704649500 is 594640761.

It is a Harshad number since it is a multiple of its sum of digits (42).

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 63 ways as a sum of consecutive naturals, for example, 43186 + ... + 187814.

It is an arithmetic number, because the mean of its divisors is an integer number (315871920).

Almost surely, 2^16704649500 is an apocalyptic number.

16704649500 is a gapful number since it is divisible by the number (10) 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 16704649500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30323704320).

16704649500 is an abundant number, since it is smaller than the sum of its proper divisors (43942759140).

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

16704649500 is a wasteful number, since it uses less digits than its factorization.

16704649500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144669 (or 144657 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 16704649500 in words is "sixteen billion, seven hundred four million, six hundred forty-nine thousand, five hundred".