542624544 is a `hidden beast` number, since 54 + 2 + 62 + 4 + 544 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is an unprimeable number.
Almost surely, 2542624544 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 542624544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (961964640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542624544 is a wasteful number, since it uses less digits than its factorization.
542624544 is an evil number, because the sum of its binary digits is even.
The square root of 542624544 is about 23294.3028227934. The cubic root of 542624544 is about 815.6424327273.
The spelling of 542624544 in words is "five hundred forty-two million, six hundred twenty-four thousand, five hundred forty-four".