98383784281 has 2 divisors, whose sum is σ = 98383784282. Its totient is φ = 98383784280.

The previous prime is 98383784273. The next prime is 98383784339. The reversal of 98383784281 is 18248738389.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95393881881 + 2989902400 = 308859^2 + 54680^2 .

It is a cyclic number.

It is not a de Polignac number, because 98383784281 - 2³ = 98383784273 is a prime.

It is a super-2 number, since 2×98383784281² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98383784231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49191892140 + 49191892141.

It is an arithmetic number, because the mean of its divisors is an integer number (49191892141).

Almost surely, 2^98383784281 is an apocalyptic number.

It is an amenable number.

98383784281 is a deficient number, since it is larger than the sum of its proper divisors (1).

98383784281 is an equidigital number, since it uses as much as digits as its factorization.

98383784281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18579456, while the sum is 61.

The spelling of 98383784281 in words is "ninety-eight billion, three hundred eighty-three million, seven hundred eighty-four thousand, two hundred eighty-one".