83938378175 has 6 divisors (see below), whose sum is σ = 104083588968. Its totient is φ = 67150702520.

The previous prime is 83938378159. The next prime is 83938378193. The reversal of 83938378175 is 57187383938.

It is not a de Polignac number, because 83938378175 - 2⁴ = 83938378159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1678767539 + ... + 1678767588.

It is an arithmetic number, because the mean of its divisors is an integer number (17347264828).

Almost surely, 2^83938378175 is an apocalyptic number.

83938378175 is a deficient number, since it is larger than the sum of its proper divisors (20145210793).

83938378175 is a wasteful number, since it uses less digits than its factorization.

83938378175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357535137 (or 3357535132 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 62.

The spelling of 83938378175 in words is "eighty-three billion, nine hundred thirty-eight million, three hundred seventy-eight thousand, one hundred seventy-five".