998833777338899 has 2 divisors, whose sum is σ = 998833777338900. Its totient is φ = 998833777338898.

The previous prime is 998833777338827. The next prime is 998833777338977.

It is a happy number.

998833777338899 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 998833777338899 - 2²⁴ = 998833760561683 is a prime.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 998833777338799 and 998833777338808.

It is not a weakly prime, because it can be changed into another prime (998833777338499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499416888669449 + 499416888669450.

It is an arithmetic number, because the mean of its divisors is an integer number (499416888669450).

Almost surely, 2^{998833777338899} is an apocalyptic number.

998833777338899 is a deficient number, since it is larger than the sum of its proper divisors (1).

998833777338899 is an equidigital number, since it uses as much as digits as its factorization.

998833777338899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746636341248, while the sum is 101.

The spelling of 998833777338899 in words is "nine hundred ninety-eight trillion, eight hundred thirty-three billion, seven hundred seventy-seven million, three hundred thirty-eight thousand, eight hundred ninety-nine".