232149668189 has 4 divisors (see below), whose sum is σ = 237811855260. Its totient is φ = 226487481120.

The previous prime is 232149668183. The next prime is 232149668249. The reversal of 232149668189 is 981866941232.

It is a happy number.

232149668189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 136647036964 + 95502631225 = 369658^2 + 309035^2 .

It is a cyclic number.

It is not a de Polignac number, because 232149668189 - 2²⁴ = 232132890973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232149668183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2831093474 + ... + 2831093555.

It is an arithmetic number, because the mean of its divisors is an integer number (59452963815).

Almost surely, 2^232149668189 is an apocalyptic number.

It is an amenable number.

232149668189 is a deficient number, since it is larger than the sum of its proper divisors (5662187071).

232149668189 is an equidigital number, since it uses as much as digits as its factorization.

232149668189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5662187070.

The product of its digits is 8957952, while the sum is 59.

The spelling of 232149668189 in words is "two hundred thirty-two billion, one hundred forty-nine million, six hundred sixty-eight thousand, one hundred eighty-nine".