238287775205351 has 2 divisors, whose sum is σ = 238287775205352. Its totient is φ = 238287775205350.

The previous prime is 238287775205317. The next prime is 238287775205371. The reversal of 238287775205351 is 153502577782832.

238287775205351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 238287775205351 - 2¹⁰ = 238287775204327 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238287775205371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119143887602675 + 119143887602676.

It is an arithmetic number, because the mean of its divisors is an integer number (119143887602676).

Almost surely, 2^{238287775205351} is an apocalyptic number.

238287775205351 is a deficient number, since it is larger than the sum of its proper divisors (1).

238287775205351 is an equidigital number, since it uses as much as digits as its factorization.

238287775205351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 197568000, while the sum is 65.

The spelling of 238287775205351 in words is "two hundred thirty-eight trillion, two hundred eighty-seven billion, seven hundred seventy-five million, two hundred five thousand, three hundred fifty-one".