16600749984 has 768 divisors, whose sum is σ = 63221760000. Its totient is φ = 4206504960.

The previous prime is 16600749983. The next prime is 16600749989. The reversal of 16600749984 is 48994700661.

16600749984 is a `hidden beast` number, since 16 + 60 + 0 + 7 + 499 + 84 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 16600749984.

It is not an unprimeable number, because it can be changed into a prime (16600749983) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 119429787 + ... + 119429925.

It is an arithmetic number, because the mean of its divisors is an integer number (82320000).

Almost surely, 2^16600749984 is an apocalyptic number.

16600749984 is a gapful number since it is divisible by the number (14) 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 16600749984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31610880000).

16600749984 is an abundant number, since it is smaller than the sum of its proper divisors (46621010016).

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

16600749984 is a wasteful number, since it uses less digits than its factorization.

16600749984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 16600749984 in words is "sixteen billion, six hundred million, seven hundred forty-nine thousand, nine hundred eighty-four".