549141120 has 448 divisors, whose sum is σ = 2167287840. Its totient is φ = 131880960.

The previous prime is 549141083. The next prime is 549141137. The reversal of 549141120 is 21141945.

549141120 is a `hidden beast` number, since 549 + 1 + 4 + 112 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 5132107 + ... + 5132213.

Almost surely, 2^549141120 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 549141120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1083643920).

549141120 is an abundant number, since it is smaller than the sum of its proper divisors (1618146720).

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

549141120 is a wasteful number, since it uses less digits than its factorization.

549141120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 549141120 is about 23433.7602616396. The cubic root of 549141120 is about 818.8945643766.

The spelling of 549141120 in words is "five hundred forty-nine million, one hundred forty-one thousand, one hundred twenty".