55384055 has 12 divisors (see below), whose sum is σ = 68836872. Its totient is φ = 42776160.

The previous prime is 55384051. The next prime is 55384061. The reversal of 55384055 is 55048355.

It is not a de Polignac number, because 55384055 - 2² = 55384051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55384051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2381 + ... + 10790.

It is an arithmetic number, because the mean of its divisors is an integer number (5736406).

Almost surely, 2^55384055 is an apocalyptic number.

55384055 is a deficient number, since it is larger than the sum of its proper divisors (13452817).

55384055 is a wasteful number, since it uses less digits than its factorization.

55384055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13234 (or 13205 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 55384055 is about 7442.0464255472. The cubic root of 55384055 is about 381.1783712069.

The spelling of 55384055 in words is "fifty-five million, three hundred eighty-four thousand, fifty-five".