55684165 has 8 divisors (see below), whose sum is σ = 66867840. Its totient is φ = 44516112.

The previous prime is 55684159. The next prime is 55684199. The reversal of 55684165 is 56148655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55684165 - 2⁷ = 55684037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6432 + ... + 12358.

It is an arithmetic number, because the mean of its divisors is an integer number (8358480).

Almost surely, 2^55684165 is an apocalyptic number.

It is an amenable number.

55684165 is a deficient number, since it is larger than the sum of its proper divisors (11183675).

55684165 is a wasteful number, since it uses less digits than its factorization.

55684165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7811.

The product of its digits is 144000, while the sum is 40.

The square root of 55684165 is about 7462.1823215464. The cubic root of 55684165 is about 381.8656293935.

The spelling of 55684165 in words is "fifty-five million, six hundred eighty-four thousand, one hundred sixty-five".