2544549120 has 576 divisors, whose sum is σ = 9854369280. Its totient is φ = 619315200.

The previous prime is 2544549097. The next prime is 2544549127. The reversal of 2544549120 is 219454452.

It is a happy number.

2544549120 is a `hidden beast` number, since 2 + 544 + 5 + 4 + 91 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2544549127) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35838685 + ... + 35838755.

It is an arithmetic number, because the mean of its divisors is an integer number (17108280).

Almost surely, 2^2544549120 is an apocalyptic number.

2544549120 is a gapful number since it is divisible by the number (20) 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 2544549120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4927184640).

2544549120 is an abundant number, since it is smaller than the sum of its proper divisors (7309820160).

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

2544549120 is a wasteful number, since it uses less digits than its factorization.

2544549120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 2544549120 is about 50443.5240640461. The cubic root of 2544549120 is about 1365.2230525483.

The spelling of 2544549120 in words is "two billion, five hundred forty-four million, five hundred forty-nine thousand, one hundred twenty".