238502828563 has 2 divisors, whose sum is σ = 238502828564. Its totient is φ = 238502828562.

The previous prime is 238502828539. The next prime is 238502828609. The reversal of 238502828563 is 365828205832.

238502828563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 238502828563 - 2¹⁷ = 238502697491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 238502828563.

It is not a weakly prime, because it can be changed into another prime (238502828063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119251414281 + 119251414282.

It is an arithmetic number, because the mean of its divisors is an integer number (119251414282).

Almost surely, 2^238502828563 is an apocalyptic number.

238502828563 is a deficient number, since it is larger than the sum of its proper divisors (1).

238502828563 is an equidigital number, since it uses as much as digits as its factorization.

238502828563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5529600, while the sum is 52.

The spelling of 238502828563 in words is "two hundred thirty-eight billion, five hundred two million, eight hundred twenty-eight thousand, five hundred sixty-three".