99880892818559 has 2 divisors, whose sum is σ = 99880892818560. Its totient is φ = 99880892818558.

The previous prime is 99880892818541. The next prime is 99880892818583. The reversal of 99880892818559 is 95581829808899.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99880892818559 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99880892814559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49940446409279 + 49940446409280.

It is an arithmetic number, because the mean of its divisors is an integer number (49940446409280).

Almost surely, 2^{99880892818559} is an apocalyptic number.

99880892818559 is a deficient number, since it is larger than the sum of its proper divisors (1).

99880892818559 is an equidigital number, since it uses as much as digits as its factorization.

99880892818559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10749542400, while the sum is 89.

The spelling of 99880892818559 in words is "ninety-nine trillion, eight hundred eighty billion, eight hundred ninety-two million, eight hundred eighteen thousand, five hundred fifty-nine".