238946344229 has 2 divisors, whose sum is σ = 238946344230. Its totient is φ = 238946344228.

The previous prime is 238946344223. The next prime is 238946344283. The reversal of 238946344229 is 922443649832.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 238940104225 + 6240004 = 488815^2 + 2498^2 .

It is a cyclic number.

It is not a de Polignac number, because 238946344229 - 2⁴ = 238946344213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238946344223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119473172114 + 119473172115.

It is an arithmetic number, because the mean of its divisors is an integer number (119473172115).

Almost surely, 2^238946344229 is an apocalyptic number.

It is an amenable number.

238946344229 is a deficient number, since it is larger than the sum of its proper divisors (1).

238946344229 is an equidigital number, since it uses as much as digits as its factorization.

238946344229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17915904, while the sum is 56.

The spelling of 238946344229 in words is "two hundred thirty-eight billion, nine hundred forty-six million, three hundred forty-four thousand, two hundred twenty-nine".