3233645568 has 264 divisors, whose sum is σ = 10027024800. Its totient is φ = 1000636416.

The previous prime is 3233645539. The next prime is 3233645573. The reversal of 3233645568 is 8655463323.

3233645568 is a `hidden beast` number, since 3 + 2 + 33 + 64 + 556 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10330980 + ... + 10331292.

Almost surely, 2^3233645568 is an apocalyptic number.

3233645568 is a gapful number since it is divisible by the number (38) 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 3233645568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5013512400).

3233645568 is an abundant number, since it is smaller than the sum of its proper divisors (6793379232).

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

3233645568 is a wasteful number, since it uses less digits than its factorization.

3233645568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417 (or 396 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The square root of 3233645568 is about 56865.1524925415. The cubic root of 3233645568 is about 1478.7592425467.

The spelling of 3233645568 in words is "three billion, two hundred thirty-three million, six hundred forty-five thousand, five hundred sixty-eight".