83196194788 has 48 divisors (see below), whose sum is σ = 170469573120. Its totient is φ = 34786624896.

The previous prime is 83196194777. The next prime is 83196194791. The reversal of 83196194788 is 88749169138.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317458 + ... + 516886.

It is an arithmetic number, because the mean of its divisors is an integer number (3551449440).

Almost surely, 2^83196194788 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83196194788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85234786560).

83196194788 is an abundant number, since it is smaller than the sum of its proper divisors (87273378332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83196194788 is a wasteful number, since it uses less digits than its factorization.

83196194788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199804 (or 199802 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 64.

The spelling of 83196194788 in words is "eighty-three billion, one hundred ninety-six million, one hundred ninety-four thousand, seven hundred eighty-eight".