238841430866 has 8 divisors (see below), whose sum is σ = 369818989824. Its totient is φ = 115568434260.

The previous prime is 238841430809. The next prime is 238841430871. The reversal of 238841430866 is 668034148832.

It is a happy number.

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, 1926140510 + ... + 1926140633.

It is an arithmetic number, because the mean of its divisors is an integer number (46227373728).

Almost surely, 2^238841430866 is an apocalyptic number.

238841430866 is a deficient number, since it is larger than the sum of its proper divisors (130977558958).

238841430866 is a wasteful number, since it uses less digits than its factorization.

238841430866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3852281176.

The product of its (nonzero) digits is 5308416, while the sum is 53.

The spelling of 238841430866 in words is "two hundred thirty-eight billion, eight hundred forty-one million, four hundred thirty thousand, eight hundred sixty-six".