83085533769 has 8 divisors (see below), whose sum is σ = 126606527680. Its totient is φ = 47477447856.

The previous prime is 83085533723. The next prime is 83085533801. The reversal of 83085533769 is 96733558038.

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

It is not a de Polignac number, because 83085533769 - 2³² = 78790566473 is a prime.

It is a super-3 number, since 3×83085533769³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83085538769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1978226974 + ... + 1978227015.

It is an arithmetic number, because the mean of its divisors is an integer number (15825815960).

Almost surely, 2^83085533769 is an apocalyptic number.

It is an amenable number.

83085533769 is a deficient number, since it is larger than the sum of its proper divisors (43520993911).

83085533769 is a wasteful number, since it uses less digits than its factorization.

83085533769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3956453999.

The product of its (nonzero) digits is 16329600, while the sum is 57.

The spelling of 83085533769 in words is "eighty-three billion, eighty-five million, five hundred thirty-three thousand, seven hundred sixty-nine".