56166105 has 32 divisors (see below), whose sum is σ = 92671488. Its totient is φ = 29030400.

The previous prime is 56166059. The next prime is 56166139. The reversal of 56166105 is 50166165.

56166105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56166105 - 2¹⁴ = 56149721 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 166497 + ... + 166833.

It is an arithmetic number, because the mean of its divisors is an integer number (2895984).

Almost surely, 2^56166105 is an apocalyptic number.

It is an amenable number.

56166105 is a deficient number, since it is larger than the sum of its proper divisors (36505383).

56166105 is a wasteful number, since it uses less digits than its factorization.

56166105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 56166105 is about 7494.4049130001. The cubic root of 56166105 is about 382.9641339205.

It can be divided in two parts, 561 and 66105, that added together give a palindrome (66666).

The spelling of 56166105 in words is "fifty-six million, one hundred sixty-six thousand, one hundred five".