9902459023559 has 2 divisors, whose sum is σ = 9902459023560. Its totient is φ = 9902459023558.

The previous prime is 9902459023543. The next prime is 9902459023601. The reversal of 9902459023559 is 9553209542099.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9902459023559 - 2⁴ = 9902459023543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9902459023459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4951229511779 + 4951229511780.

It is an arithmetic number, because the mean of its divisors is an integer number (4951229511780).

Almost surely, 2^{9902459023559} is an apocalyptic number.

9902459023559 is a deficient number, since it is larger than the sum of its proper divisors (1).

9902459023559 is an equidigital number, since it uses as much as digits as its factorization.

9902459023559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39366000, while the sum is 62.

The spelling of 9902459023559 in words is "nine trillion, nine hundred two billion, four hundred fifty-nine million, twenty-three thousand, five hundred fifty-nine".