4512808536643 has 16 divisors (see below), whose sum is σ = 4953126998016. Its totient is φ = 4077539735040.

The previous prime is 4512808536641. The next prime is 4512808536647. The reversal of 4512808536643 is 3466358082154.

It is a cyclic number.

It is not a de Polignac number, because 4512808536643 - 2¹ = 4512808536641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4512808536641) 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, 1329930 + ... + 3285472.

It is an arithmetic number, because the mean of its divisors is an integer number (309570437376).

Almost surely, 2^{4512808536643} is an apocalyptic number.

4512808536643 is a deficient number, since it is larger than the sum of its proper divisors (440318461373).

4512808536643 is a wasteful number, since it uses less digits than its factorization.

4512808536643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956834.

The product of its (nonzero) digits is 16588800, while the sum is 55.

The spelling of 4512808536643 in words is "four trillion, five hundred twelve billion, eight hundred eight million, five hundred thirty-six thousand, six hundred forty-three".