543663120 has 640 divisors, whose sum is σ = 2367848448. Its totient is φ = 99532800.

The previous prime is 543663083. The next prime is 543663137. The reversal of 543663120 is 21366345.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7447404 + ... + 7447476.

Almost surely, 2^543663120 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 543663120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1183924224).

543663120 is an abundant number, since it is smaller than the sum of its proper divisors (1824185328).

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

543663120 is a wasteful number, since it uses less digits than its factorization.

543663120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 543663120 is about 23316.5846555622. The cubic root of 543663120 is about 816.1624772580.

The spelling of 543663120 in words is "five hundred forty-three million, six hundred sixty-three thousand, one hundred twenty".