16188343028676 has 243 divisors, whose sum is σ = 51551747325351. Its totient is φ = 4268873726208.

The previous prime is 16188343028639. The next prime is 16188343028677. The reversal of 16188343028676 is 67682034388161.

The square root of 16188343028676 is 4023474.

It is a perfect power (a square), and thus also a powerful number.

16188343028676 is a `hidden beast` number, since 1 + 6 + 1 + 8 + 8 + 343 + 0 + 286 + 7 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 210543322500 + 15977799706176 = 458850^2 + 3997224^2 .

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (16188343028677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2196813120 + ... + 2196820488.

Almost surely, 2^{16188343028676} is an apocalyptic number.

16188343028676 is the 4023474-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16188343028676

16188343028676 is an abundant number, since it is smaller than the sum of its proper divisors (35363404296675).

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

16188343028676 is an equidigital number, since it uses as much as digits as its factorization.

16188343028676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14788 (or 7394 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 63.

The spelling of 16188343028676 in words is "sixteen trillion, one hundred eighty-eight billion, three hundred forty-three million, twenty-eight thousand, six hundred seventy-six".