4514561536 has 40 divisors (see below), whose sum is σ = 9100247904. Its totient is φ = 2237276160.

The previous prime is 4514561521. The next prime is 4514561539. The reversal of 4514561536 is 6351654154.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4514561539) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 18841 + ... + 96871.

Almost surely, 2^4514561536 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 4514561536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4550123952).

4514561536 is an abundant number, since it is smaller than the sum of its proper divisors (4585686368).

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

4514561536 is an equidigital number, since it uses as much as digits as its factorization.

4514561536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78162 (or 78146 counting only the distinct ones).

The product of its digits is 216000, while the sum is 40.

The square root of 4514561536 is about 67190.4869456979. The cubic root of 4514561536 is about 1652.7424897686.

The spelling of 4514561536 in words is "four billion, five hundred fourteen million, five hundred sixty-one thousand, five hundred thirty-six".