998685282373033 has 2 divisors, whose sum is σ = 998685282373034. Its totient is φ = 998685282373032.

The previous prime is 998685282373021. The next prime is 998685282373139. The reversal of 998685282373033 is 330373282586899.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 899077856329129 + 99607426043904 = 29984627^2 + 9980352^2 .

It is an emirp because it is prime and its reverse (330373282586899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 998685282373033 - 2⁹ = 998685282372521 is a prime.

It is not a weakly prime, because it can be changed into another prime (998685282343033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499342641186516 + 499342641186517.

It is an arithmetic number, because the mean of its divisors is an integer number (499342641186517).

Almost surely, 2^{998685282373033} is an apocalyptic number.

It is an amenable number.

998685282373033 is a deficient number, since it is larger than the sum of its proper divisors (1).

998685282373033 is an equidigital number, since it uses as much as digits as its factorization.

998685282373033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2821754880, while the sum is 76.

The spelling of 998685282373033 in words is "nine hundred ninety-eight trillion, six hundred eighty-five billion, two hundred eighty-two million, three hundred seventy-three thousand, thirty-three".