238420204339 has 2 divisors, whose sum is σ = 238420204340. Its totient is φ = 238420204338.

The previous prime is 238420204303. The next prime is 238420204357. The reversal of 238420204339 is 933402024832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 238420204339 - 2¹¹ = 238420202291 is a prime.

It is not a weakly prime, because it can be changed into another prime (238420204439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119210102169 + 119210102170.

It is an arithmetic number, because the mean of its divisors is an integer number (119210102170).

Almost surely, 2^238420204339 is an apocalyptic number.

238420204339 is a deficient number, since it is larger than the sum of its proper divisors (1).

238420204339 is an equidigital number, since it uses as much as digits as its factorization.

238420204339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 238420204339 in words is "two hundred thirty-eight billion, four hundred twenty million, two hundred four thousand, three hundred thirty-nine".