1056978720 is a `hidden beast` number, since 1 + 0 + 569 + 7 + 87 + 2 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (480).
It is an unprimeable number.
Almost surely, 21056978720 is an apocalyptic number.
1056978720 is a gapful number since it is divisible by the number (10) 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 1056978720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2177860608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1056978720 is a wasteful number, since it uses less digits than its factorization.
1056978720 is an evil number, because the sum of its binary digits is even.
The square root of 1056978720 is about 32511.2091439245. The cubic root of 1056978720 is about 1018.6431786324.
The spelling of 1056978720 in words is "one billion, fifty-six million, nine hundred seventy-eight thousand, seven hundred twenty".