428765003013 has 4 divisors (see below), whose sum is σ = 571686670688. Its totient is φ = 285843335340.

The previous prime is 428765002969. The next prime is 428765003047. The reversal of 428765003013 is 310300567824.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 428765003013 - 2¹⁸ = 428764740869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428765003083) 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, 71460833833 + ... + 71460833838.

It is an arithmetic number, because the mean of its divisors is an integer number (142921667672).

Almost surely, 2^428765003013 is an apocalyptic number.

It is an amenable number.

428765003013 is a deficient number, since it is larger than the sum of its proper divisors (142921667675).

428765003013 is a wasteful number, since it uses less digits than its factorization.

428765003013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142921667674.

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 428765003013 in words is "four hundred twenty-eight billion, seven hundred sixty-five million, three thousand, thirteen".