998513610079 has 2 divisors, whose sum is σ = 998513610080. Its totient is φ = 998513610078.

The previous prime is 998513610047. The next prime is 998513610089. The reversal of 998513610079 is 970016315899.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 998513610079 - 2⁵ = 998513610047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (998513610089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499256805039 + 499256805040.

It is an arithmetic number, because the mean of its divisors is an integer number (499256805040).

Almost surely, 2^998513610079 is an apocalyptic number.

998513610079 is a deficient number, since it is larger than the sum of its proper divisors (1).

998513610079 is an equidigital number, since it uses as much as digits as its factorization.

998513610079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3674160, while the sum is 58.

The spelling of 998513610079 in words is "nine hundred ninety-eight billion, five hundred thirteen million, six hundred ten thousand, seventy-nine".