281232938596 has 9 divisors (see below), whose sum is σ = 492159498649. Its totient is φ = 140615938984.

The previous prime is 281232938593. The next prime is 281232938617. The reversal of 281232938596 is 695839232182.

The square root of 281232938596 is 530314.

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., 277170660900 + 4062277696 = 526470^2 + 63736^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 281232938596.

It is not an unprimeable number, because it can be changed into a prime (281232938593) 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, 928050 + ... + 1193206.

Almost surely, 2^281232938596 is an apocalyptic number.

281232938596 is the 530314-th square number.

It is an amenable number.

281232938596 is a deficient number, since it is larger than the sum of its proper divisors (210926560053).

281232938596 is an frugal number, since it uses more digits than its factorization.

281232938596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530318 (or 265159 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 58.

The spelling of 281232938596 in words is "two hundred eighty-one billion, two hundred thirty-two million, nine hundred thirty-eight thousand, five hundred ninety-six".