2238405550343 has 2 divisors, whose sum is σ = 2238405550344. Its totient is φ = 2238405550342.

The previous prime is 2238405550313. The next prime is 2238405550441. The reversal of 2238405550343 is 3430555048322.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2238405550343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2238405550294 and 2238405550303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2238405550313) 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, 1119202775171 + 1119202775172.

It is an arithmetic number, because the mean of its divisors is an integer number (1119202775172).

Almost surely, 2^{2238405550343} is an apocalyptic number.

2238405550343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2238405550343 is an equidigital number, since it uses as much as digits as its factorization.

2238405550343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728000, while the sum is 44.

The spelling of 2238405550343 in words is "two trillion, two hundred thirty-eight billion, four hundred five million, five hundred fifty thousand, three hundred forty-three".