65799432196 has 9 divisors (see below), whose sum is σ = 115149904149. Its totient is φ = 32899459584.

The previous prime is 65799432163. The next prime is 65799432197. The reversal of 65799432196 is 69123499756.

The square root of 65799432196 is 256514.

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., 62715184900 + 3084247296 = 250430^2 + 55536^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65799432197) 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 2 ways as a sum of consecutive naturals, for example, 448900 + ... + 577156.

Almost surely, 2^65799432196 is an apocalyptic number.

65799432196 is the 256514-th square number.

It is an amenable number.

65799432196 is a deficient number, since it is larger than the sum of its proper divisors (49350471953).

65799432196 is an frugal number, since it uses more digits than its factorization.

65799432196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256518 (or 128259 counting only the distinct ones).

The product of its digits is 22044960, while the sum is 61.

The spelling of 65799432196 in words is "sixty-five billion, seven hundred ninety-nine million, four hundred thirty-two thousand, one hundred ninety-six".