988279285349 has 2 divisors, whose sum is σ = 988279285350. Its totient is φ = 988279285348.

The previous prime is 988279285327. The next prime is 988279285391. The reversal of 988279285349 is 943582972889.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 794861402500 + 193417882849 = 891550^2 + 439793^2 .

It is a cyclic number.

It is not a de Polignac number, because 988279285349 - 2⁸ = 988279285093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (988279285249) 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, 494139642674 + 494139642675.

It is an arithmetic number, because the mean of its divisors is an integer number (494139642675).

Almost surely, 2^988279285349 is an apocalyptic number.

It is an amenable number.

988279285349 is a deficient number, since it is larger than the sum of its proper divisors (1).

988279285349 is an equidigital number, since it uses as much as digits as its factorization.

988279285349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 627056640, while the sum is 74.

The spelling of 988279285349 in words is "nine hundred eighty-eight billion, two hundred seventy-nine million, two hundred eighty-five thousand, three hundred forty-nine".