98888884444439 has 2 divisors, whose sum is σ = 98888884444440. Its totient is φ = 98888884444438.

The previous prime is 98888884444433. The next prime is 98888884444451. The reversal of 98888884444439 is 93444448888889.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98888884444439 - 2⁴ = 98888884444423 is a prime.

It is a super-2 number, since 2×98888884444439² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98888884444433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49444442222219 + 49444442222220.

It is an arithmetic number, because the mean of its divisors is an integer number (49444442222220).

Almost surely, 2^{98888884444439} is an apocalyptic number.

98888884444439 is a deficient number, since it is larger than the sum of its proper divisors (1).

98888884444439 is an equidigital number, since it uses as much as digits as its factorization.

98888884444439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 65229815808, while the sum is 89.

The spelling of 98888884444439 in words is "ninety-eight trillion, eight hundred eighty-eight billion, eight hundred eighty-four million, four hundred forty-four thousand, four hundred thirty-nine".