5555550105 has 64 divisors (see below), whose sum is σ = 11951470080. Its totient is φ = 2390280192.

The previous prime is 5555550043. The next prime is 5555550149. The reversal of 5555550105 is 5010555555.

It is a happy number.

5555550105 is a `hidden beast` number, since 55 + 55 + 550 + 1 + 0 + 5 = 666.

It is not a de Polignac number, because 5555550105 - 2¹⁴ = 5555533721 is a prime.

It is a super-2 number, since 2×5555550105² = 61728273938331022050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5555550105.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 156844 + ... + 188973.

It is an arithmetic number, because the mean of its divisors is an integer number (186741720).

Almost surely, 2^5555550105 is an apocalyptic number.

It is an amenable number.

5555550105 is an abundant number, since it is smaller than the sum of its proper divisors (6395919975).

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

5555550105 is a wasteful number, since it uses less digits than its factorization.

5555550105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345855 (or 345849 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 36.

The square root of 5555550105 is about 74535.5626865458. The cubic root of 5555550105 is about 1771.0970360962.

The spelling of 5555550105 in words is "five billion, five hundred fifty-five million, five hundred fifty thousand, one hundred five".