119816550 has 192 divisors, whose sum is σ = 390451200. Its totient is φ = 26438400.

The previous prime is 119816549. The next prime is 119816597. The reversal of 119816550 is 55618911.

119816550 is a `hidden beast` number, since 1 + 1 + 98 + 16 + 550 = 666.

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 292746 + ... + 293154.

It is an arithmetic number, because the mean of its divisors is an integer number (2033600).

Almost surely, 2^119816550 is an apocalyptic number.

119816550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 119816550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195225600).

119816550 is an abundant number, since it is smaller than the sum of its proper divisors (270634650).

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

119816550 is a wasteful number, since it uses less digits than its factorization.

119816550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 36.

The square root of 119816550 is about 10946.0746388831. The cubic root of 119816550 is about 492.9909385605.

The spelling of 119816550 in words is "one hundred nineteen million, eight hundred sixteen thousand, five hundred fifty".