984172271489 has 8 divisors (see below), whose sum is σ = 1076828364768. Its totient is φ = 892047159360.

The previous prime is 984172271479. The next prime is 984172271521.

984172271489 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 984172271489 - 2²⁰ = 984171222913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (984172271479) 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 7 ways as a sum of consecutive naturals, for example, 132741407 + ... + 132748820.

It is an arithmetic number, because the mean of its divisors is an integer number (134603545596).

Almost surely, 2^984172271489 is an apocalyptic number.

It is an amenable number.

984172271489 is a deficient number, since it is larger than the sum of its proper divisors (92656093279).

984172271489 is a wasteful number, since it uses less digits than its factorization.

984172271489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265490575.

The product of its digits is 16257024, while the sum is 62.

The spelling of 984172271489 in words is "nine hundred eighty-four billion, one hundred seventy-two million, two hundred seventy-one thousand, four hundred eighty-nine".