55416165 has 32 divisors (see below), whose sum is σ = 101627136. Its totient is φ = 25259520.

The previous prime is 55416161. The next prime is 55416173. The reversal of 55416165 is 56161455.

It is not a de Polignac number, because 55416165 - 2² = 55416161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55416161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54199 + ... + 55211.

It is an arithmetic number, because the mean of its divisors is an integer number (3175848).

Almost surely, 2^55416165 is an apocalyptic number.

It is an amenable number.

55416165 is a deficient number, since it is larger than the sum of its proper divisors (46210971).

55416165 is a wasteful number, since it uses less digits than its factorization.

55416165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549.

The product of its digits is 18000, while the sum is 33.

The square root of 55416165 is about 7444.2034496647. The cubic root of 55416165 is about 381.2520222055.

The spelling of 55416165 in words is "fifty-five million, four hundred sixteen thousand, one hundred sixty-five".