983172271389 has 32 divisors (see below), whose sum is σ = 1634469387264. Its totient is φ = 510706001280.

The previous prime is 983172271321. The next prime is 983172271427.

983172271389 is nontrivially palindromic in base 10.

983172271389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 983172271389 - 2²³ = 983163882781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983172271489) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3695182 + ... + 3952304.

It is an arithmetic number, because the mean of its divisors is an integer number (51077168352).

Almost surely, 2^983172271389 is an apocalyptic number.

It is an amenable number.

983172271389 is a deficient number, since it is larger than the sum of its proper divisors (651297115875).

983172271389 is a wasteful number, since it uses less digits than its factorization.

983172271389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273697.

The product of its digits is 9144576, while the sum is 60.

The spelling of 983172271389 in words is "nine hundred eighty-three billion, one hundred seventy-two million, two hundred seventy-one thousand, three hundred eighty-nine".