53550144 has 84 divisors (see below), whose sum is σ = 158496000. Its totient is φ = 17268480.

The previous prime is 53550127. The next prime is 53550181. The reversal of 53550144 is 44105535.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16357 + ... + 19355.

Almost surely, 2^53550144 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 53550144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79248000).

53550144 is an abundant number, since it is smaller than the sum of its proper divisors (104945856).

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

53550144 is a wasteful number, since it uses less digits than its factorization.

53550144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3048 (or 3035 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 53550144 is about 7317.7963896244. The cubic root of 53550144 is about 376.9237885568.

Adding to 53550144 its reverse (44105535), we get a palindrome (97655679).

The spelling of 53550144 in words is "fifty-three million, five hundred fifty thousand, one hundred forty-four".