8655820238 has 8 divisors (see below), whose sum is σ = 13982478888. Its totient is φ = 3994993944.

The previous prime is 8655820141. The next prime is 8655820289. The reversal of 8655820238 is 8320285568.

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

It is a junction number, because it is equal to n+sod(n) for n = 8655820192 and 8655820201.

It is a congruent number.

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, 166458056 + ... + 166458107.

It is an arithmetic number, because the mean of its divisors is an integer number (1747809861).

Almost surely, 2^8655820238 is an apocalyptic number.

8655820238 is a deficient number, since it is larger than the sum of its proper divisors (5326658650).

8655820238 is a wasteful number, since it uses less digits than its factorization.

8655820238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332916178.

The product of its (nonzero) digits is 921600, while the sum is 47.

The square root of 8655820238 is about 93036.6607203848. The cubic root of 8655820238 is about 2053.2227902683. Note that the first 3 decimals are identical.

The spelling of 8655820238 in words is "eight billion, six hundred fifty-five million, eight hundred twenty thousand, two hundred thirty-eight".