83585325349 has 4 divisors (see below), whose sum is σ = 83628169600. Its totient is φ = 83542481100.

The previous prime is 83585325259. The next prime is 83585325359. The reversal of 83585325349 is 94352358538.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94352358538 = 2 ⋅47176179269.

It is a cyclic number.

It is not a de Polignac number, because 83585325349 - 2¹¹ = 83585323301 is a prime.

It is a super-2 number, since 2×83585325349² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 83585325349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83585325359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21419199 + ... + 21423100.

It is an arithmetic number, because the mean of its divisors is an integer number (20907042400).

Almost surely, 2^83585325349 is an apocalyptic number.

It is an amenable number.

83585325349 is a deficient number, since it is larger than the sum of its proper divisors (42844251).

83585325349 is a wasteful number, since it uses less digits than its factorization.

83585325349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42844250.

The product of its digits is 15552000, while the sum is 55.

The spelling of 83585325349 in words is "eighty-three billion, five hundred eighty-five million, three hundred twenty-five thousand, three hundred forty-nine".