238481829863 has 2 divisors, whose sum is σ = 238481829864. Its totient is φ = 238481829862.

The previous prime is 238481829821. The next prime is 238481829871. The reversal of 238481829863 is 368928184832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 238481829863 - 2⁶ = 238481829799 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 238481829796 and 238481829805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238481829263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119240914931 + 119240914932.

It is an arithmetic number, because the mean of its divisors is an integer number (119240914932).

Almost surely, 2^238481829863 is an apocalyptic number.

238481829863 is a deficient number, since it is larger than the sum of its proper divisors (1).

238481829863 is an equidigital number, since it uses as much as digits as its factorization.

238481829863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31850496, while the sum is 62.

The spelling of 238481829863 in words is "two hundred thirty-eight billion, four hundred eighty-one million, eight hundred twenty-nine thousand, eight hundred sixty-three".