32158336066 has 8 divisors (see below), whose sum is σ = 49541220540. Its totient is φ = 15644595888.

The previous prime is 32158336043. The next prime is 32158336069. The reversal of 32158336066 is 66063385123.

It can be written as a sum of positive squares in 2 ways, for example, as 28706186041 + 3452150025 = 169429^2 + 58755^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (32158336069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217285981 + ... + 217286128.

Almost surely, 2^32158336066 is an apocalyptic number.

32158336066 is a deficient number, since it is larger than the sum of its proper divisors (17382884474).

32158336066 is a wasteful number, since it uses less digits than its factorization.

32158336066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434572148.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 32158336066 in words is "thirty-two billion, one hundred fifty-eight million, three hundred thirty-six thousand, sixty-six".