83828199639 has 8 divisors (see below), whose sum is σ = 118345693680. Its totient is φ = 52598086016.

The previous prime is 83828199619. The next prime is 83828199661. The reversal of 83828199639 is 93699182838.

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

It is a cyclic number.

It is not a de Polignac number, because 83828199639 - 2²⁷ = 83693981911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83828199639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83828199619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821845044 + ... + 821845145.

It is an arithmetic number, because the mean of its divisors is an integer number (14793211710).

Almost surely, 2^83828199639 is an apocalyptic number.

83828199639 is a deficient number, since it is larger than the sum of its proper divisors (34517494041).

83828199639 is a wasteful number, since it uses less digits than its factorization.

83828199639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643690209.

The product of its digits is 40310784, while the sum is 66.

The spelling of 83828199639 in words is "eighty-three billion, eight hundred twenty-eight million, one hundred ninety-nine thousand, six hundred thirty-nine".