55260166 has 64 divisors (see below), whose sum is σ = 101122560. Its totient is φ = 22394880.

The previous prime is 55260157. The next prime is 55260187. The reversal of 55260166 is 66106255.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 506920 + ... + 507028.

It is an arithmetic number, because the mean of its divisors is an integer number (1580040).

Almost surely, 2^55260166 is an apocalyptic number.

55260166 is a deficient number, since it is larger than the sum of its proper divisors (45862394).

55260166 is a wasteful number, since it uses less digits than its factorization.

55260166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 55260166 is about 7433.7181813679. The cubic root of 55260166 is about 380.8939387843.

The spelling of 55260166 in words is "fifty-five million, two hundred sixty thousand, one hundred sixty-six".