304918819403 has 12 divisors (see below), whose sum is σ = 335710939200. Its totient is φ = 276742189680.

The previous prime is 304918819367. The next prime is 304918819409.

304918819403 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 304918819403 - 2⁶ = 304918819339 is a prime.

It is a super-2 number, since 2×304918819403² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (304918819409) 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, 2002328 + ... + 2149221.

It is an arithmetic number, because the mean of its divisors is an integer number (27975911600).

Almost surely, 2^304918819403 is an apocalyptic number.

304918819403 is a deficient number, since it is larger than the sum of its proper divisors (30792119797).

304918819403 is a wasteful number, since it uses less digits than its factorization.

304918819403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4152178 (or 4152167 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 50.

The spelling of 304918819403 in words is "three hundred four billion, nine hundred eighteen million, eight hundred nineteen thousand, four hundred three".