304424043389 has 2 divisors, whose sum is σ = 304424043390. Its totient is φ = 304424043388.

The previous prime is 304424043367. The next prime is 304424043409. The reversal of 304424043389 is 983340424403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182877680164 + 121546363225 = 427642^2 + 348635^2 .

It is a cyclic number.

It is not a de Polignac number, because 304424043389 - 2²⁴ = 304407266173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (304424043089) 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 as a sum of consecutive naturals, namely, 152212021694 + 152212021695.

It is an arithmetic number, because the mean of its divisors is an integer number (152212021695).

Almost surely, 2^304424043389 is an apocalyptic number.

It is an amenable number.

304424043389 is a deficient number, since it is larger than the sum of its proper divisors (1).

304424043389 is an equidigital number, since it uses as much as digits as its factorization.

304424043389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 304424043389 in words is "three hundred four billion, four hundred twenty-four million, forty-three thousand, three hundred eighty-nine".