98457875489 has 4 divisors (see below), whose sum is σ = 98472401940. Its totient is φ = 98443349040.

The previous prime is 98457875431. The next prime is 98457875497.

98457875489 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47193217600 + 51264657889 = 217240^2 + 226417^2 .

It is a cyclic number.

It is not a de Polignac number, because 98457875489 - 2¹⁶ = 98457809953 is a prime.

It is a super-3 number, since 3×98457875489³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98457875389) 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, 7253054 + ... + 7266615.

It is an arithmetic number, because the mean of its divisors is an integer number (24618100485).

Almost surely, 2^98457875489 is an apocalyptic number.

It is an amenable number.

98457875489 is a deficient number, since it is larger than the sum of its proper divisors (14526451).

98457875489 is a wasteful number, since it uses less digits than its factorization.

98457875489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14526450.

The product of its digits is 812851200, while the sum is 74.

The spelling of 98457875489 in words is "ninety-eight billion, four hundred fifty-seven million, eight hundred seventy-five thousand, four hundred eighty-nine".