56112166 has 16 divisors (see below), whose sum is σ = 92732688. Its totient is φ = 25252000.

The previous prime is 56112163. The next prime is 56112169. The reversal of 56112166 is 66121165.

It is an interprime number because it is at equal distance from previous prime (56112163) and next prime (56112169).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56112163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10405 + ... + 14848.

It is an arithmetic number, because the mean of its divisors is an integer number (5795793).

Almost surely, 2^56112166 is an apocalyptic number.

56112166 is a deficient number, since it is larger than the sum of its proper divisors (36620522).

56112166 is a wasteful number, since it uses less digits than its factorization.

56112166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25367.

The product of its digits is 2160, while the sum is 28.

The square root of 56112166 is about 7490.8054306596. The cubic root of 56112166 is about 382.8415017239.

It can be divided in two parts, 5611 and 2166, that added together give a palindrome (7777).

The spelling of 56112166 in words is "fifty-six million, one hundred twelve thousand, one hundred sixty-six".