55316166 has 32 divisors (see below), whose sum is σ = 114985440. Its totient is φ = 17719296.

The previous prime is 55316143. The next prime is 55316167. The reversal of 55316166 is 66161355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55316167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44100 + ... + 45336.

It is an arithmetic number, because the mean of its divisors is an integer number (3593295).

Almost surely, 2^55316166 is an apocalyptic number.

55316166 is an abundant number, since it is smaller than the sum of its proper divisors (59669274).

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

55316166 is a wasteful number, since it uses less digits than its factorization.

55316166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528.

The product of its digits is 16200, while the sum is 33.

The square root of 55316166 is about 7437.4838487220. The cubic root of 55316166 is about 381.0225598204.

The spelling of 55316166 in words is "fifty-five million, three hundred sixteen thousand, one hundred sixty-six".