55109528 has 16 divisors (see below), whose sum is σ = 104280000. Its totient is φ = 27301536.

The previous prime is 55109513. The next prime is 55109533. The reversal of 55109528 is 82590155.

55109528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30728 + ... + 32471.

It is an arithmetic number, because the mean of its divisors is an integer number (6517500).

Almost surely, 2^55109528 is an apocalyptic number.

It is an amenable number.

55109528 is a deficient number, since it is larger than the sum of its proper divisors (49170472).

55109528 is a wasteful number, since it uses less digits than its factorization.

55109528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63314 (or 63310 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 35.

The square root of 55109528 is about 7423.5791906600. The cubic root of 55109528 is about 380.5475209777.

The spelling of 55109528 in words is "fifty-five million, one hundred nine thousand, five hundred twenty-eight".