304355144042 has 4 divisors (see below), whose sum is σ = 456532716066. Its totient is φ = 152177572020.

The previous prime is 304355144003. The next prime is 304355144053. The reversal of 304355144042 is 240441553403.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 240441553403 = 6917 ⋅34760959.

It can be written as a sum of positive squares in only one way, i.e., 284964860041 + 19390284001 = 533821^2 + 139249^2 .

It is a junction number, because it is equal to n+sod(n) for n = 304355143993 and 304355144011.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 76088786009 + ... + 76088786012.

Almost surely, 2^304355144042 is an apocalyptic number.

304355144042 is a deficient number, since it is larger than the sum of its proper divisors (152177572024).

304355144042 is a wasteful number, since it uses less digits than its factorization.

304355144042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152177572023.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 304355144042 its reverse (240441553403), we get a palindrome (544796697445).

The spelling of 304355144042 in words is "three hundred four billion, three hundred fifty-five million, one hundred forty-four thousand, forty-two".