98327872389 has 4 divisors (see below), whose sum is σ = 131103829856. Its totient is φ = 65551914924.

The previous prime is 98327872367. The next prime is 98327872399.

It is a happy number.

98327872389 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 not a de Polignac number, because 98327872389 - 2¹² = 98327868293 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98327872339) 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 in 3 ways as a sum of consecutive naturals, for example, 16387978729 + ... + 16387978734.

It is an arithmetic number, because the mean of its divisors is an integer number (32775957464).

Almost surely, 2^98327872389 is an apocalyptic number.

It is an amenable number.

98327872389 is a deficient number, since it is larger than the sum of its proper divisors (32775957467).

98327872389 is a wasteful number, since it uses less digits than its factorization.

98327872389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32775957466.

The product of its digits is 73156608, while the sum is 66.

The spelling of 98327872389 in words is "ninety-eight billion, three hundred twenty-seven million, eight hundred seventy-two thousand, three hundred eighty-nine".