4521535320 has 64 divisors (see below), whose sum is σ = 13750449120. Its totient is φ = 1189223424.

The previous prime is 4521535301. The next prime is 4521535357. The reversal of 4521535320 is 235351254.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249319 + ... + 266838.

Almost surely, 2^4521535320 is an apocalyptic number.

4521535320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4521535320 is an abundant number, since it is smaller than the sum of its proper divisors (9228913800).

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

4521535320 is a wasteful number, since it uses less digits than its factorization.

4521535320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516244 (or 516240 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 4521535320 is about 67242.3625402915. The cubic root of 4521535320 is about 1653.5930662375.

Adding to 4521535320 its reverse (235351254), we get a palindrome (4756886574).

The spelling of 4521535320 in words is "four billion, five hundred twenty-one million, five hundred thirty-five thousand, three hundred twenty".