4384320735643 has 4 divisors (see below), whose sum is σ = 4384326127680. Its totient is φ = 4384315343608.

The previous prime is 4384320735623. The next prime is 4384320735653. The reversal of 4384320735643 is 3465370234834.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4384320735643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4384320735623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1199428 + ... + 3194881.

It is an arithmetic number, because the mean of its divisors is an integer number (1096081531920).

Almost surely, 2^{4384320735643} is an apocalyptic number.

4384320735643 is a deficient number, since it is larger than the sum of its proper divisors (5392037).

4384320735643 is an equidigital number, since it uses as much as digits as its factorization.

4384320735643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5392036.

The product of its (nonzero) digits is 17418240, while the sum is 52.

The spelling of 4384320735643 in words is "four trillion, three hundred eighty-four billion, three hundred twenty million, seven hundred thirty-five thousand, six hundred forty-three".