83158282439 has 4 divisors (see below), whose sum is σ = 85405803624. Its totient is φ = 80910761256.

The previous prime is 83158282423. The next prime is 83158282447. The reversal of 83158282439 is 93428285138.

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 83158282439 - 2⁴ = 83158282423 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 (83158282489) 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, 1123760537 + ... + 1123760610.

It is an arithmetic number, because the mean of its divisors is an integer number (21351450906).

Almost surely, 2^83158282439 is an apocalyptic number.

83158282439 is a deficient number, since it is larger than the sum of its proper divisors (2247521185).

83158282439 is a wasteful number, since it uses less digits than its factorization.

83158282439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2247521184.

The product of its digits is 3317760, while the sum is 53.

The spelling of 83158282439 in words is "eighty-three billion, one hundred fifty-eight million, two hundred eighty-two thousand, four hundred thirty-nine".