32162384673721 has 9 divisors (see below), whose sum is σ = 32205935858733. Its totient is φ = 32118892325280.

The previous prime is 32162384673611. The next prime is 32162384673773. The reversal of 32162384673721 is 12737648326123.

It is a happy number.

The square root of 32162384673721 is 5671189.

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

It can be written as a sum of positive squares in 4 ways, for example, as 3739624983721 + 28422759690000 = 1933811^2 + 5331300^2 .

It is not a de Polignac number, because 32162384673721 - 2¹⁹ = 32162384149433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32162384973721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4701412261 + ... + 4701419101.

It is an arithmetic number, because the mean of its divisors is an integer number (3578437317637).

Almost surely, 2^{32162384673721} is an apocalyptic number.

32162384673721 is the 5671189-th square number.

32162384673721 is the 2835595-th centered octagonal number.

It is an amenable number.

32162384673721 is a deficient number, since it is larger than the sum of its proper divisors (43551185012).

32162384673721 is an frugal number, since it uses more digits than its factorization.

32162384673721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15340 (or 7670 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 55.

The spelling of 32162384673721 in words is "thirty-two trillion, one hundred sixty-two billion, three hundred eighty-four million, six hundred seventy-three thousand, seven hundred twenty-one".