243916488059 has 2 divisors, whose sum is σ = 243916488060. Its totient is φ = 243916488058.

The previous prime is 243916488041. The next prime is 243916488113. The reversal of 243916488059 is 950884619342.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243916488059 - 2⁸ = 243916487803 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243916487989 and 243916488007.

It is not a weakly prime, because it can be changed into another prime (243916488259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121958244029 + 121958244030.

It is an arithmetic number, because the mean of its divisors is an integer number (121958244030).

Almost surely, 2^243916488059 is an apocalyptic number.

243916488059 is a deficient number, since it is larger than the sum of its proper divisors (1).

243916488059 is an equidigital number, since it uses as much as digits as its factorization.

243916488059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14929920, while the sum is 59.

The spelling of 243916488059 in words is "two hundred forty-three billion, nine hundred sixteen million, four hundred eighty-eight thousand, fifty-nine".