855520108 has 6 divisors (see below), whose sum is σ = 1497160196. Its totient is φ = 427760052.

The previous prime is 855520067. The next prime is 855520123. The reversal of 855520108 is 801025558.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106940010 + ... + 106940017.

Almost surely, 2^855520108 is an apocalyptic number.

It is an amenable number.

855520108 is a deficient number, since it is larger than the sum of its proper divisors (641640088).

855520108 is a wasteful number, since it uses less digits than its factorization.

855520108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213880031 (or 213880029 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 34.

The square root of 855520108 is about 29249.2753414508. The cubic root of 855520108 is about 949.3144113506.

The spelling of 855520108 in words is "eight hundred fifty-five million, five hundred twenty thousand, one hundred eight".