304421142153 has 16 divisors (see below), whose sum is σ = 429954777216. Its totient is φ = 190927676160.

The previous prime is 304421142143. The next prime is 304421142229. The reversal of 304421142153 is 351241124403.

It is not a de Polignac number, because 304421142153 - 2¹² = 304421138057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 304421142153.

It is not an unprimeable number, because it can be changed into a prime (304421142143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1155501 + ... + 1394282.

It is an arithmetic number, because the mean of its divisors is an integer number (26872173576).

Almost surely, 2^304421142153 is an apocalyptic number.

It is an amenable number.

304421142153 is a deficient number, since it is larger than the sum of its proper divisors (125533635063).

304421142153 is a wasteful number, since it uses less digits than its factorization.

304421142153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2552144.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 304421142153 its reverse (351241124403), we get a palindrome (655662266556).

The spelling of 304421142153 in words is "three hundred four billion, four hundred twenty-one million, one hundred forty-two thousand, one hundred fifty-three".