16194125001600 has 1152 divisors, whose sum is σ = 71365310452800. Its totient is φ = 3404959580160.

The previous prime is 16194125001581. The next prime is 16194125001601. The reversal of 16194125001600 is 610052149161.

16194125001600 is a `hidden beast` number, since 1 + 6 + 1 + 9 + 41 + 2 + 5 + 0 + 0 + 1 + 600 = 666.

16194125001600 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16194125001601) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 767883856 + ... + 767904944.

Almost surely, 2^{16194125001600} is an apocalyptic number.

16194125001600 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 16194125001600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35682655226400).

16194125001600 is an abundant number, since it is smaller than the sum of its proper divisors (55171185451200).

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

16194125001600 is a wasteful number, since it uses less digits than its factorization.

16194125001600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21432 (or 21412 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The spelling of 16194125001600 in words is "sixteen trillion, one hundred ninety-four billion, one hundred twenty-five million, one thousand, six hundred".