6634472544 is a `hidden beast` number, since 6 + 6 + 34 + 4 + 72 + 544 = 666.
It is a self number, because there is not a number n which added to its sum of digits gives 6634472544.
It is a congruent number.
Almost surely, 26634472544 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 6634472544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11271949416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6634472544 is a wasteful number, since it uses less digits than its factorization.
6634472544 is an evil number, because the sum of its binary digits is even.
The square root of 6634472544 is about 81452.2715705339. The cubic root of 6634472544 is about 1879.0375849633.
The spelling of 6634472544 in words is "six billion, six hundred thirty-four million, four hundred seventy-two thousand, five hundred forty-four".