305204231424 has 36 divisors (see below), whose sum is σ = 812288347136. Its totient is φ = 101734743552.

The previous prime is 305204231401. The next prime is 305204231429. The reversal of 305204231424 is 424132402503.

It is a super-2 number, since 2×305204231424² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 305204231391 and 305204231400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (305204231429) 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, 198699904 + ... + 198701439.

Almost surely, 2^305204231424 is an apocalyptic number.

It is an amenable number.

305204231424 is an abundant number, since it is smaller than the sum of its proper divisors (507084115712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

305204231424 is an equidigital number, since it uses as much as digits as its factorization.

305204231424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397401362 (or 397401348 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 305204231424 its reverse (424132402503), we get a palindrome (729336633927).

The spelling of 305204231424 in words is "three hundred five billion, two hundred four million, two hundred thirty-one thousand, four hundred twenty-four".