4813935643 has 4 divisors (see below), whose sum is σ = 5251566168. Its totient is φ = 4376305120.

The previous prime is 4813935631. The next prime is 4813935647. The reversal of 4813935643 is 3465393184.

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

It is not a de Polignac number, because 4813935643 - 2⁹ = 4813935131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4813935593 and 4813935602.

It is not an unprimeable number, because it can be changed into a prime (4813935647) 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, 218815246 + ... + 218815267.

It is an arithmetic number, because the mean of its divisors is an integer number (1312891542).

Almost surely, 2^4813935643 is an apocalyptic number.

4813935643 is a deficient number, since it is larger than the sum of its proper divisors (437630525).

4813935643 is a wasteful number, since it uses less digits than its factorization.

4813935643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437630524.

The product of its digits is 933120, while the sum is 46.

The square root of 4813935643 is about 69382.5312524702. The cubic root of 4813935643 is about 1688.4962222809.

The spelling of 4813935643 in words is "four billion, eight hundred thirteen million, nine hundred thirty-five thousand, six hundred forty-three".