238830513866 has 8 divisors (see below), whose sum is σ = 409423738080. Its totient is φ = 102355934508.

The previous prime is 238830513847. The next prime is 238830513917. The reversal of 238830513866 is 668315038832.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8529661196 + ... + 8529661223.

It is an arithmetic number, because the mean of its divisors is an integer number (51177967260).

Almost surely, 2^238830513866 is an apocalyptic number.

238830513866 is a deficient number, since it is larger than the sum of its proper divisors (170593224214).

238830513866 is a wasteful number, since it uses less digits than its factorization.

238830513866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17059322428.

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 238830513866 in words is "two hundred thirty-eight billion, eight hundred thirty million, five hundred thirteen thousand, eight hundred sixty-six".