105555310551 has 6 divisors (see below), whose sum is σ = 152468781920. Its totient is φ = 70370207028.

The previous prime is 105555310519. The next prime is 105555310573. The reversal of 105555310551 is 155013555501.

105555310551 is a `hidden beast` number, since 1 + 0 + 5 + 55 + 53 + 1 + 0 + 551 = 666.

It is not a de Polignac number, because 105555310551 - 2⁵ = 105555310519 is a prime.

It is a super-2 number, since 2×105555310551² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105555310591) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5864183911 + ... + 5864183928.

Almost surely, 2^105555310551 is an apocalyptic number.

105555310551 is a deficient number, since it is larger than the sum of its proper divisors (46913471369).

105555310551 is a wasteful number, since it uses less digits than its factorization.

105555310551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11728367845 (or 11728367842 counting only the distinct ones).

The product of its (nonzero) digits is 46875, while the sum is 36.

The spelling of 105555310551 in words is "one hundred five billion, five hundred fifty-five million, three hundred ten thousand, five hundred fifty-one".