8423887120559 has 2 divisors, whose sum is σ = 8423887120560. Its totient is φ = 8423887120558.

The previous prime is 8423887120531. The next prime is 8423887120567. The reversal of 8423887120559 is 9550217883248.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8423887120559 - 2²⁸ = 8423618685103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8423887126559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4211943560279 + 4211943560280.

It is an arithmetic number, because the mean of its divisors is an integer number (4211943560280).

Almost surely, 2^{8423887120559} is an apocalyptic number.

8423887120559 is a deficient number, since it is larger than the sum of its proper divisors (1).

8423887120559 is an equidigital number, since it uses as much as digits as its factorization.

8423887120559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38707200, while the sum is 62.

The spelling of 8423887120559 in words is "eight trillion, four hundred twenty-three billion, eight hundred eighty-seven million, one hundred twenty thousand, five hundred fifty-nine".