1063321041056 has 24 divisors (see below), whose sum is σ = 2132911667124. Its totient is φ = 521629189120.

The previous prime is 1063321041043. The next prime is 1063321041073. The reversal of 1063321041056 is 6501401233601.

It can be written as a sum of positive squares in 2 ways, for example, as 964159031056 + 99162010000 = 981916^2 + 314900^2 .

It is a super-2 number, since 2×1063321041056² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313477385 + ... + 313480776.

Almost surely, 2^{1063321041056} is an apocalyptic number.

1063321041056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1063321041056 is an abundant number, since it is smaller than the sum of its proper divisors (1069590626068).

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

1063321041056 is an equidigital number, since it uses as much as digits as its factorization.

1063321041056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626958224 (or 626958216 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 1063321041056 its reverse (6501401233601), we get a palindrome (7564722274657).

The spelling of 1063321041056 in words is "one trillion, sixty-three billion, three hundred twenty-one million, forty-one thousand, fifty-six".