1063535616 has 352 divisors, whose sum is σ = 3714076800. Its totient is φ = 296386560.

The previous prime is 1063535597. The next prime is 1063535639. The reversal of 1063535616 is 6165353601.

1063535616 is a `hidden beast` number, since 1 + 0 + 6 + 3 + 5 + 35 + 616 = 666.

It is a tau number, because it is divible by the number of its divisors (352).

It is a super-2 number, since 2×1063535616² = 2262216013000998912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3953530 + ... + 3953798.

Almost surely, 2^1063535616 is an apocalyptic number.

1063535616 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 1063535616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1857038400).

1063535616 is an abundant number, since it is smaller than the sum of its proper divisors (2650541184).

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

1063535616 is a wasteful number, since it uses less digits than its factorization.

1063535616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 1063535616 is about 32611.8937812572. The cubic root of 1063535616 is about 1020.7451993786.

The spelling of 1063535616 in words is "one billion, sixty-three million, five hundred thirty-five thousand, six hundred sixteen".