4578548240839 has 2 divisors, whose sum is σ = 4578548240840. Its totient is φ = 4578548240838.

The previous prime is 4578548240831. The next prime is 4578548240843. The reversal of 4578548240839 is 9380428458754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4578548240839 - 2³ = 4578548240831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4578548240831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2289274120419 + 2289274120420.

It is an arithmetic number, because the mean of its divisors is an integer number (2289274120420).

Almost surely, 2^{4578548240839} is an apocalyptic number.

4578548240839 is a deficient number, since it is larger than the sum of its proper divisors (1).

4578548240839 is an equidigital number, since it uses as much as digits as its factorization.

4578548240839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 309657600, while the sum is 67.

The spelling of 4578548240839 in words is "four trillion, five hundred seventy-eight billion, five hundred forty-eight million, two hundred forty thousand, eight hundred thirty-nine".