55375166 has 48 divisors (see below), whose sum is σ = 105731808. Its totient is φ = 21288960.

The previous prime is 55375163. The next prime is 55375183. The reversal of 55375166 is 66157355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55375163) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 164150 + ... + 164486.

It is an arithmetic number, because the mean of its divisors is an integer number (2202746).

Almost surely, 2^55375166 is an apocalyptic number.

55375166 is a deficient number, since it is larger than the sum of its proper divisors (50356642).

55375166 is a wasteful number, since it uses less digits than its factorization.

55375166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 454 counting only the distinct ones).

The product of its digits is 94500, while the sum is 38.

The square root of 55375166 is about 7441.4491868184. The cubic root of 55375166 is about 381.1579773961.

The spelling of 55375166 in words is "fifty-five million, three hundred seventy-five thousand, one hundred sixty-six".