4505453568 has 396 divisors, whose sum is σ = 16527346992. Its totient is φ = 1168957440.

The previous prime is 4505453549. The next prime is 4505453569. The reversal of 4505453568 is 8653545054.

4505453568 is a `hidden beast` number, since 4 + 5 + 0 + 54 + 535 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (396).

It is a super-2 number, since 2×4505453568² = 40598223706807861248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4505453569) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4966971 + ... + 4967877.

Almost surely, 2^4505453568 is an apocalyptic number.

4505453568 is a gapful number since it is divisible by the number (48) 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 4505453568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8263673496).

4505453568 is an abundant number, since it is smaller than the sum of its proper divisors (12021893424).

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

4505453568 is a wasteful number, since it uses less digits than its factorization.

4505453568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958 (or 930 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The square root of 4505453568 is about 67122.6755128250. The cubic root of 4505453568 is about 1651.6302916810.

The spelling of 4505453568 in words is "four billion, five hundred five million, four hundred fifty-three thousand, five hundred sixty-eight".