238366974312 has 80 divisors (see below), whose sum is σ = 667764744900. Its totient is φ = 79441793280.

The previous prime is 238366974311. The next prime is 238366974317. The reversal of 238366974312 is 213479663832.

238366974312 is a `hidden beast` number, since 238 + 3 + 6 + 6 + 97 + 4 + 312 = 666.

238366974312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 234746064036 + 3620910276 = 484506^2 + 60174^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (238366974311) 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 19 ways as a sum of consecutive naturals, for example, 4093014 + ... + 4150842.

Almost surely, 2^238366974312 is an apocalyptic number.

It is an amenable number.

238366974312 is an abundant number, since it is smaller than the sum of its proper divisors (429397770588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

238366974312 is a wasteful number, since it uses less digits than its factorization.

238366974312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64208 (or 64195 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 54.

The spelling of 238366974312 in words is "two hundred thirty-eight billion, three hundred sixty-six million, nine hundred seventy-four thousand, three hundred twelve".