1063808256 has 144 divisors (see below), whose sum is σ = 3250319744. Its totient is φ = 302579712.

The previous prime is 1063808197. The next prime is 1063808257. The reversal of 1063808256 is 6528083601.

1063808256 = T₆₃ + T₆₄ + ... + T₁₈₅₄.

It is a happy number.

It is a super-2 number, since 2×1063808256² = 2263376011067523072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063808257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2327580 + ... + 2328036.

Almost surely, 2^1063808256 is an apocalyptic number.

1063808256 is a gapful number since it is divisible by the number (16) 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 1063808256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1625159872).

1063808256 is an abundant number, since it is smaller than the sum of its proper divisors (2186511488).

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

1063808256 is an equidigital number, since it uses as much as digits as its factorization.

1063808256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916 (or 902 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 1063808256 is about 32616.0735834343. The cubic root of 1063808256 is about 1020.8324154498.

The spelling of 1063808256 in words is "one billion, sixty-three million, eight hundred eight thousand, two hundred fifty-six".