549920160 has 288 divisors, whose sum is σ = 1972518912. Its totient is φ = 139345920.

The previous prime is 549920153. The next prime is 549920171. The reversal of 549920160 is 61029945.

549920160 is a `hidden beast` number, since 5 + 499 + 2 + 0 + 160 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4330017 + ... + 4330143.

It is an arithmetic number, because the mean of its divisors is an integer number (6849024).

Almost surely, 2^549920160 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 549920160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (986259456).

549920160 is an abundant number, since it is smaller than the sum of its proper divisors (1422598752).

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

549920160 is a wasteful number, since it uses less digits than its factorization.

549920160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 549920160 is about 23450.3765428191. The cubic root of 549920160 is about 819.2816234638.

The spelling of 549920160 in words is "five hundred forty-nine million, nine hundred twenty thousand, one hundred sixty".