83384647696 has 45 divisors (see below), whose sum is σ = 187952756061. Its totient is φ = 35732812416.

The previous prime is 83384647639. The next prime is 83384647721. The reversal of 83384647696 is 69674648338.

The square root of 83384647696 is 288764.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 34306448400 + 49078199296 = 185220^2 + 221536^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8080236 + ... + 8090548.

Almost surely, 2^83384647696 is an apocalyptic number.

83384647696 is the 288764-th square number.

It is an amenable number.

83384647696 is an abundant number, since it is smaller than the sum of its proper divisors (104568108365).

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

83384647696 is an frugal number, since it uses more digits than its factorization.

83384647696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20648 (or 10322 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 64.

Multiplying 83384647696 by its sum of digits (64), we get a square (5336617452544 = 2310112²).

The spelling of 83384647696 in words is "eighty-three billion, three hundred eighty-four million, six hundred forty-seven thousand, six hundred ninety-six".