98394449389 has 4 divisors (see below), whose sum is σ = 103573104640. Its totient is φ = 93215794140.

The previous prime is 98394449383. The next prime is 98394449393.

98394449389 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 98394449389 - 2⁹ = 98394448877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98394449383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2589327597 + ... + 2589327634.

It is an arithmetic number, because the mean of its divisors is an integer number (25893276160).

Almost surely, 2^98394449389 is an apocalyptic number.

It is an amenable number.

98394449389 is a deficient number, since it is larger than the sum of its proper divisors (5178655251).

98394449389 is a wasteful number, since it uses less digits than its factorization.

98394449389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5178655250.

The product of its digits is 241864704, while the sum is 70.

The spelling of 98394449389 in words is "ninety-eight billion, three hundred ninety-four million, four hundred forty-nine thousand, three hundred eighty-nine".