105806460208 has 40 divisors (see below), whose sum is σ = 217089261648. Its totient is φ = 49784297472.

The previous prime is 105806460203. The next prime is 105806460209. The reversal of 105806460208 is 802064608501.

It is a super-2 number, since 2×105806460208² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105806460203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2273460 + ... + 2319532.

Almost surely, 2^105806460208 is an apocalyptic number.

It is an amenable number.

105806460208 is an abundant number, since it is smaller than the sum of its proper divisors (111282801440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105806460208 is a wasteful number, since it uses less digits than its factorization.

105806460208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54541 (or 54535 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The spelling of 105806460208 in words is "one hundred five billion, eight hundred six million, four hundred sixty thousand, two hundred eight".