2445544513 has 8 divisors (see below), whose sum is σ = 2488311360. Its totient is φ = 2402821680.

The previous prime is 2445544477. The next prime is 2445544679. The reversal of 2445544513 is 3154455442.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2445544513 - 2¹³ = 2445536321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2445548513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113203 + ... + 133063.

It is an arithmetic number, because the mean of its divisors is an integer number (311038920).

Almost surely, 2^2445544513 is an apocalyptic number.

It is an amenable number.

2445544513 is a deficient number, since it is larger than the sum of its proper divisors (42766847).

2445544513 is a wasteful number, since it uses less digits than its factorization.

2445544513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22007.

The product of its digits is 192000, while the sum is 37.

The square root of 2445544513 is about 49452.4469869793. The cubic root of 2445544513 is about 1347.2820511627.

Adding to 2445544513 its reverse (3154455442), we get a palindrome (5599999955).

The spelling of 2445544513 in words is "two billion, four hundred forty-five million, five hundred forty-four thousand, five hundred thirteen".