98287678289 has 4 divisors (see below), whose sum is σ = 98300179824. Its totient is φ = 98275176756.

The previous prime is 98287678273. The next prime is 98287678297.

98287678289 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 98287678289 - 2⁴ = 98287678273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98287678189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6238967 + ... + 6254700.

It is an arithmetic number, because the mean of its divisors is an integer number (24575044956).

Almost surely, 2^98287678289 is an apocalyptic number.

It is an amenable number.

98287678289 is a deficient number, since it is larger than the sum of its proper divisors (12501535).

98287678289 is a wasteful number, since it uses less digits than its factorization.

98287678289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12501534.

The product of its digits is 390168576, while the sum is 74.

The spelling of 98287678289 in words is "ninety-eight billion, two hundred eighty-seven million, six hundred seventy-eight thousand, two hundred eighty-nine".