83551058705 has 8 divisors (see below), whose sum is σ = 101253956904. Its totient is φ = 66179056000.

The previous prime is 83551058693. The next prime is 83551058713. The reversal of 83551058705 is 50785015538.

It is a Cunningham number, because it is equal to 289052²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 30078658624 + 53472400081 = 173432^2 + 231241^2 .

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

It is not a de Polignac number, because 83551058705 - 2¹⁸ = 83550796561 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 83551058705.

It is an unprimeable number.

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, 82723316 + ... + 82724325.

It is an arithmetic number, because the mean of its divisors is an integer number (12656744613).

Almost surely, 2^83551058705 is an apocalyptic number.

It is an amenable number.

83551058705 is a deficient number, since it is larger than the sum of its proper divisors (17702898199).

83551058705 is a wasteful number, since it uses less digits than its factorization.

83551058705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165447747.

The product of its (nonzero) digits is 840000, while the sum is 47.

The spelling of 83551058705 in words is "eighty-three billion, five hundred fifty-one million, fifty-eight thousand, seven hundred five".