4523524020 has 72 divisors (see below), whose sum is σ = 13781400360. Its totient is φ = 1200994560.

The previous prime is 4523524013. The next prime is 4523524073. The reversal of 4523524020 is 204253254.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2717953956 + 1805570064 = 52134^2 + 42492^2 .

It is a congruent number.

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, 13651 + ... + 96090.

Almost surely, 2^4523524020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4523524020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6890700180).

4523524020 is an abundant number, since it is smaller than the sum of its proper divisors (9257876340).

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

4523524020 is a wasteful number, since it uses less digits than its factorization.

4523524020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109985 (or 109980 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 4523524020 is about 67257.1484676536. The cubic root of 4523524020 is about 1653.8354631440.

Adding to 4523524020 its reverse (204253254), we get a palindrome (4727777274).

The spelling of 4523524020 in words is "four billion, five hundred twenty-three million, five hundred twenty-four thousand, twenty".