105856905608 has 16 divisors (see below), whose sum is σ = 199909626000. Its totient is φ = 52547672016.

The previous prime is 105856905593. The next prime is 105856905631. The reversal of 105856905608 is 806509658501.

It is a super-2 number, since 2×105856905608² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105856905608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47596418 + ... + 47598641.

It is an arithmetic number, because the mean of its divisors is an integer number (12494351625).

Almost surely, 2^105856905608 is an apocalyptic number.

It is an amenable number.

105856905608 is a deficient number, since it is larger than the sum of its proper divisors (94052720392).

105856905608 is a wasteful number, since it uses less digits than its factorization.

105856905608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95195204 (or 95195200 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 53.

The spelling of 105856905608 in words is "one hundred five billion, eight hundred fifty-six million, nine hundred five thousand, six hundred eight".