83834423323687 has 4 divisors (see below), whose sum is σ = 83839626891616. Its totient is φ = 83829219755760.

The previous prime is 83834423323667. The next prime is 83834423323747. The reversal of 83834423323687 is 78632332443838.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 83834423323687 - 2¹¹ = 83834423321639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83834423323627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2601759798 + ... + 2601792019.

It is an arithmetic number, because the mean of its divisors is an integer number (20959906722904).

Almost surely, 2^{83834423323687} is an apocalyptic number.

83834423323687 is a deficient number, since it is larger than the sum of its proper divisors (5203567929).

83834423323687 is a wasteful number, since it uses less digits than its factorization.

83834423323687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5203567928.

The product of its digits is 334430208, while the sum is 64.

The spelling of 83834423323687 in words is "eighty-three trillion, eight hundred thirty-four billion, four hundred twenty-three million, three hundred twenty-three thousand, six hundred eighty-seven".