544200120 has 160 divisors (see below), whose sum is σ = 1848337920. Its totient is φ = 143596800.

The previous prime is 544200103. The next prime is 544200143. The reversal of 544200120 is 21002445.

544200120 is a `hidden beast` number, since 544 + 2 + 0 + 0 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 544200093 and 544200102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 326409 + ... + 328071.

It is an arithmetic number, because the mean of its divisors is an integer number (11552112).

Almost surely, 2^544200120 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 544200120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (924168960).

544200120 is an abundant number, since it is smaller than the sum of its proper divisors (1304137800).

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

544200120 is a wasteful number, since it uses less digits than its factorization.

544200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787 (or 1774 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 544200120 is about 23328.0972220196. The cubic root of 544200120 is about 816.4311087020.

Adding to 544200120 its reverse (21002445), we get a palindrome (565202565).

The spelling of 544200120 in words is "five hundred forty-four million, two hundred thousand, one hundred twenty".