231684344896 has 21 divisors (see below), whose sum is σ = 459756263239. Its totient is φ = 115840247104.

The previous prime is 231684344893. The next prime is 231684344923. The reversal of 231684344896 is 698443486132.

The square root of 231684344896 is 481336.

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

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 231684344896.

It is not an unprimeable number, because it can be changed into a prime (231684344893) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3820605 + ... + 3880771.

Almost surely, 2^231684344896 is an apocalyptic number.

231684344896 is the 481336-th square number.

It is an amenable number.

231684344896 is a deficient number, since it is larger than the sum of its proper divisors (228071918343).

231684344896 is an frugal number, since it uses more digits than its factorization.

231684344896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120346 (or 60169 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 58.

The spelling of 231684344896 in words is "two hundred thirty-one billion, six hundred eighty-four million, three hundred forty-four thousand, eight hundred ninety-six".