353404242047 has 2 divisors, whose sum is σ = 353404242048. Its totient is φ = 353404242046.

The previous prime is 353404241999. The next prime is 353404242049. The reversal of 353404242047 is 740242404353.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 353404242047 - 2²⁰ = 353403193471 is a prime.

Together with 353404242049, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 353404242047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (353404242049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176702121023 + 176702121024.

It is an arithmetic number, because the mean of its divisors is an integer number (176702121024).

Almost surely, 2^353404242047 is an apocalyptic number.

353404242047 is a deficient number, since it is larger than the sum of its proper divisors (1).

353404242047 is an equidigital number, since it uses as much as digits as its factorization.

353404242047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 38.

The spelling of 353404242047 in words is "three hundred fifty-three billion, four hundred four million, two hundred forty-two thousand, forty-seven".