55555606105 has 32 divisors (see below), whose sum is σ = 69844529664. Its totient is φ = 42341899776.

The previous prime is 55555606081. The next prime is 55555606109. The reversal of 55555606105 is 50160655555.

It is a cyclic number.

It is not a de Polignac number, because 55555606105 - 2⁹ = 55555605593 is a prime.

It is a super-3 number, since 3×55555606105³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55555606109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46567389 + ... + 46568581.

It is an arithmetic number, because the mean of its divisors is an integer number (2182641552).

Almost surely, 2^55555606105 is an apocalyptic number.

It is an amenable number.

55555606105 is a deficient number, since it is larger than the sum of its proper divisors (14288923559).

55555606105 is a wasteful number, since it uses less digits than its factorization.

55555606105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505.

The product of its (nonzero) digits is 562500, while the sum is 43.

The spelling of 55555606105 in words is "fifty-five billion, five hundred fifty-five million, six hundred six thousand, one hundred five".