238340558858 has 32 divisors (see below), whose sum is σ = 386337729600. Its totient is φ = 109868799744.

The previous prime is 238340558857. The next prime is 238340558873. The reversal of 238340558858 is 858855043832.

It is a junction number, because it is equal to n+sod(n) for n = 238340558797 and 238340558806.

It is not an unprimeable number, because it can be changed into a prime (238340558857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115508 + ... + 700016.

It is an arithmetic number, because the mean of its divisors is an integer number (12073054050).

Almost surely, 2^238340558858 is an apocalyptic number.

238340558858 is a deficient number, since it is larger than the sum of its proper divisors (147997170742).

238340558858 is a wasteful number, since it uses less digits than its factorization.

238340558858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584774.

The product of its (nonzero) digits is 36864000, while the sum is 59.

The spelling of 238340558858 in words is "two hundred thirty-eight billion, three hundred forty million, five hundred fifty-eight thousand, eight hundred fifty-eight".