16938178054050 has 48 divisors (see below), whose sum is σ = 45825470812512. Its totient is φ = 4106224982400.

The previous prime is 16938178053989. The next prime is 16938178054051. The reversal of 16938178054050 is 5045087183961.

It is not an unprimeable number, because it can be changed into a prime (16938178054051) 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 23 ways as a sum of consecutive naturals, for example, 5132779579 + ... + 5132782878.

It is an arithmetic number, because the mean of its divisors is an integer number (954697308594).

Almost surely, 2^{16938178054050} is an apocalyptic number.

16938178054050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16938178054050 is an abundant number, since it is smaller than the sum of its proper divisors (28887292758462).

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

16938178054050 is a wasteful number, since it uses less digits than its factorization.

16938178054050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10265562483 (or 10265562478 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 57.

The spelling of 16938178054050 in words is "sixteen trillion, nine hundred thirty-eight billion, one hundred seventy-eight million, fifty-four thousand, fifty".