4542520052 has 48 divisors (see below), whose sum is σ = 9331004928. Its totient is φ = 1894337280.

The previous prime is 4542520051. The next prime is 4542520063. The reversal of 4542520052 is 2500252454.

It is a super-3 number, since 3×4542520052³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4542519997 and 4542520024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542520051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450773 + ... + 460739.

It is an arithmetic number, because the mean of its divisors is an integer number (194395936).

Almost surely, 2^4542520052 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 4542520052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4665502464).

4542520052 is an abundant number, since it is smaller than the sum of its proper divisors (4788484876).

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

4542520052 is a wasteful number, since it uses less digits than its factorization.

4542520052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10416 (or 10414 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 4542520052 is about 67398.2199468206. The cubic root of 4542520052 is about 1656.1472623170.

The spelling of 4542520052 in words is "four billion, five hundred forty-two million, five hundred twenty thousand, fifty-two".