4544645113 has 4 divisors (see below), whose sum is σ = 4630393188. Its totient is φ = 4458897040.

The previous prime is 4544645111. The next prime is 4544645137. The reversal of 4544645113 is 3115464454.

4544645113 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3531687184 + 1012957929 = 59428^2 + 31827^2 .

It is a cyclic number.

It is not a de Polignac number, because 4544645113 - 2¹ = 4544645111 is a prime.

It is a super-2 number, since 2×4544645113² = 41307598406229565538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4544645111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42873958 + ... + 42874063.

It is an arithmetic number, because the mean of its divisors is an integer number (1157598297).

Almost surely, 2^4544645113 is an apocalyptic number.

It is an amenable number.

4544645113 is a deficient number, since it is larger than the sum of its proper divisors (85748075).

4544645113 is an equidigital number, since it uses as much as digits as its factorization.

4544645113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85748074.

The product of its digits is 115200, while the sum is 37.

The square root of 4544645113 is about 67413.9830673133. The cubic root of 4544645113 is about 1656.4054791399.

The spelling of 4544645113 in words is "four billion, five hundred forty-four million, six hundred forty-five thousand, one hundred thirteen".