83529836191871 has 6 divisors (see below), whose sum is σ = 84795157840680. Its totient is φ = 82283122214436.

The previous prime is 83529836191861. The next prime is 83529836191903. The reversal of 83529836191871 is 17819163892538.

It is not a de Polignac number, because 83529836191871 - 2¹⁰ = 83529836190847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 83529836191795 and 83529836191804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83529836191861) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9303831131 + ... + 9303840108.

It is an arithmetic number, because the mean of its divisors is an integer number (14132526306780).

Almost surely, 2^{83529836191871} is an apocalyptic number.

83529836191871 is a deficient number, since it is larger than the sum of its proper divisors (1265321648809).

83529836191871 is an equidigital number, since it uses as much as digits as its factorization.

83529836191871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18607671373 (or 18607671306 counting only the distinct ones).

The product of its digits is 156764160, while the sum is 71.

The spelling of 83529836191871 in words is "eighty-three trillion, five hundred twenty-nine billion, eight hundred thirty-six million, one hundred ninety-one thousand, eight hundred seventy-one".