238358735213 has 2 divisors, whose sum is σ = 238358735214. Its totient is φ = 238358735212.

The previous prime is 238358735171. The next prime is 238358735239. The reversal of 238358735213 is 312537853832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237244978084 + 1113757129 = 487078^2 + 33373^2 .

It is a cyclic number.

It is not a de Polignac number, because 238358735213 - 2¹⁶ = 238358669677 is a prime.

It is a super-3 number, since 3×238358735213³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238358735113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119179367606 + 119179367607.

It is an arithmetic number, because the mean of its divisors is an integer number (119179367607).

Almost surely, 2^238358735213 is an apocalyptic number.

It is an amenable number.

238358735213 is a deficient number, since it is larger than the sum of its proper divisors (1).

238358735213 is an equidigital number, since it uses as much as digits as its factorization.

238358735213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3628800, while the sum is 50.

The spelling of 238358735213 in words is "two hundred thirty-eight billion, three hundred fifty-eight million, seven hundred thirty-five thousand, two hundred thirteen".