204042211414439 has 2 divisors, whose sum is σ = 204042211414440. Its totient is φ = 204042211414438.

The previous prime is 204042211414403. The next prime is 204042211414441. The reversal of 204042211414439 is 934414112240402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204042211414439 is a prime.

Together with 204042211414441, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 204042211414396 and 204042211414405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204042211414039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102021105707219 + 102021105707220.

It is an arithmetic number, because the mean of its divisors is an integer number (102021105707220).

Almost surely, 2^{204042211414439} is an apocalyptic number.

204042211414439 is a deficient number, since it is larger than the sum of its proper divisors (1).

204042211414439 is an equidigital number, since it uses as much as digits as its factorization.

204042211414439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 204042211414439 in words is "two hundred four trillion, forty-two billion, two hundred eleven million, four hundred fourteen thousand, four hundred thirty-nine".