430028728859 has 4 divisors (see below), whose sum is σ = 440029397016. Its totient is φ = 420028060704.

The previous prime is 430028728793. The next prime is 430028728889. The reversal of 430028728859 is 958827820034.

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-430028728859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (430028728889) 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, 5000334014 + ... + 5000334099.

It is an arithmetic number, because the mean of its divisors is an integer number (110007349254).

Almost surely, 2^430028728859 is an apocalyptic number.

430028728859 is a deficient number, since it is larger than the sum of its proper divisors (10000668157).

430028728859 is a wasteful number, since it uses less digits than its factorization.

430028728859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10000668156.

The product of its (nonzero) digits is 7741440, while the sum is 56.

The spelling of 430028728859 in words is "four hundred thirty billion, twenty-eight million, seven hundred twenty-eight thousand, eight hundred fifty-nine".