4451540513 has 16 divisors (see below), whose sum is σ = 5271194880. Its totient is φ = 3678230976.

The previous prime is 4451540507. The next prime is 4451540549. The reversal of 4451540513 is 3150451544.

It is not a de Polignac number, because 4451540513 - 2⁸ = 4451540257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4451540513.

It is not an unprimeable number, because it can be changed into a prime (4451540113) 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 15 ways as a sum of consecutive naturals, for example, 114395 + ... + 148287.

It is an arithmetic number, because the mean of its divisors is an integer number (329449680).

Almost surely, 2^4451540513 is an apocalyptic number.

It is an amenable number.

4451540513 is a deficient number, since it is larger than the sum of its proper divisors (819654367).

4451540513 is a wasteful number, since it uses less digits than its factorization.

4451540513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34576.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 4451540513 is about 66719.8659546016. The cubic root of 4451540513 is about 1645.0159381068.

The spelling of 4451540513 in words is "four billion, four hundred fifty-one million, five hundred forty thousand, five hundred thirteen".