16553372392128 has 896 divisors, whose sum is σ = 54754307112960. Its totient is φ = 4341982740480.

The previous prime is 16553372392127. The next prime is 16553372392159. The reversal of 16553372392128 is 82129327335561.

It is not an unprimeable number, because it can be changed into a prime (16553372392121) by changing a digit.

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 127 ways as a sum of consecutive naturals, for example, 10112016526 + ... + 10112018162.

It is an arithmetic number, because the mean of its divisors is an integer number (61109717760).

Almost surely, 2^{16553372392128} 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 16553372392128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27377153556480).

16553372392128 is an abundant number, since it is smaller than the sum of its proper divisors (38200934720832).

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

16553372392128 is a wasteful number, since it uses less digits than its factorization.

16553372392128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005 (or 1995 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 57.

The spelling of 16553372392128 in words is "sixteen trillion, five hundred fifty-three billion, three hundred seventy-two million, three hundred ninety-two thousand, one hundred twenty-eight".