438353222613343 has 2 divisors, whose sum is σ = 438353222613344. Its totient is φ = 438353222613342.

The previous prime is 438353222613259. The next prime is 438353222613347. The reversal of 438353222613343 is 343316222353834.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 438353222613343 - 2⁹ = 438353222612831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (438353222613347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219176611306671 + 219176611306672.

It is an arithmetic number, because the mean of its divisors is an integer number (219176611306672).

Almost surely, 2^{438353222613343} is an apocalyptic number.

438353222613343 is a deficient number, since it is larger than the sum of its proper divisors (1).

438353222613343 is an equidigital number, since it uses as much as digits as its factorization.

438353222613343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22394880, while the sum is 52.

The spelling of 438353222613343 in words is "four hundred thirty-eight trillion, three hundred fifty-three billion, two hundred twenty-two million, six hundred thirteen thousand, three hundred forty-three".