428107219411 has 4 divisors (see below), whose sum is σ = 428556440952. Its totient is φ = 427657997872.

The previous prime is 428107219409. The next prime is 428107219429. The reversal of 428107219411 is 114912701824.

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

It is a cyclic number.

It is not a de Polignac number, because 428107219411 - 2¹ = 428107219409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428107219511) 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, 224609341 + ... + 224611246.

It is an arithmetic number, because the mean of its divisors is an integer number (107139110238).

Almost surely, 2^428107219411 is an apocalyptic number.

428107219411 is a deficient number, since it is larger than the sum of its proper divisors (449221541).

428107219411 is an equidigital number, since it uses as much as digits as its factorization.

428107219411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449221540.

The product of its (nonzero) digits is 32256, while the sum is 40.

The spelling of 428107219411 in words is "four hundred twenty-eight billion, one hundred seven million, two hundred nineteen thousand, four hundred eleven".