194500051200 has 3240 divisors, whose sum is σ = 978928177920. Its totient is φ = 37623398400.

The previous prime is 194500051189. The next prime is 194500051201. The reversal of 194500051200 is 2150005491.

194500051200 is a `hidden beast` number, since 1 + 9 + 450 + 0 + 0 + 5 + 1 + 200 = 666.

It is a tau number, because it is divible by the number of its divisors (3240).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (194500051201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 359 ways as a sum of consecutive naturals, for example, 6274195185 + ... + 6274195215.

Almost surely, 2^194500051200 is an apocalyptic number.

194500051200 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 194500051200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (489464088960).

194500051200 is an abundant number, since it is smaller than the sum of its proper divisors (784428126720).

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

194500051200 is a wasteful number, since it uses less digits than its factorization.

194500051200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 80 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 194500051200 its reverse (2150005491), we get a palindrome (196650056691).

The spelling of 194500051200 in words is "one hundred ninety-four billion, five hundred million, fifty-one thousand, two hundred".