4565243520 has 384 divisors, whose sum is σ = 16736878080. Its totient is φ = 1144627200.

The previous prime is 4565243513. The next prime is 4565243591. The reversal of 4565243520 is 253425654.

4565243520 is a `hidden beast` number, since 4 + 565 + 2 + 43 + 52 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6606375 + ... + 6607065.

It is an arithmetic number, because the mean of its divisors is an integer number (43585620).

Almost surely, 2^4565243520 is an apocalyptic number.

4565243520 is a gapful number since it is divisible by the number (40) 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 4565243520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8368439040).

4565243520 is an abundant number, since it is smaller than the sum of its proper divisors (12171634560).

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

4565243520 is a wasteful number, since it uses less digits than its factorization.

4565243520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784 (or 769 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The square root of 4565243520 is about 67566.5858246515. The cubic root of 4565243520 is about 1658.9042364447.

The spelling of 4565243520 in words is "four billion, five hundred sixty-five million, two hundred forty-three thousand, five hundred twenty".