428819113593 has 12 divisors (see below), whose sum is σ = 667051954660. Its totient is φ = 263888685216.

The previous prime is 428819113553. The next prime is 428819113637. The reversal of 428819113593 is 395311918824.

It is a happy number.

428819113593 is a `hidden beast` number, since 4 + 28 + 8 + 19 + 1 + 13 + 593 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 147545869689 + 281273243904 = 384117^2 + 530352^2 .

It is not a de Polignac number, because 428819113593 - 2²⁴ = 428802336377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (428819113523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1832560198 + ... + 1832560431.

Almost surely, 2^428819113593 is an apocalyptic number.

It is an amenable number.

428819113593 is a deficient number, since it is larger than the sum of its proper divisors (238232841067).

428819113593 is a wasteful number, since it uses less digits than its factorization.

428819113593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3665120648 (or 3665120645 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 54.

The spelling of 428819113593 in words is "four hundred twenty-eight billion, eight hundred nineteen million, one hundred thirteen thousand, five hundred ninety-three".