55332153 has 20 divisors (see below), whose sum is σ = 83712640. Its totient is φ = 36416952.

The previous prime is 55332139. The next prime is 55332157. The reversal of 55332153 is 35123355.

55332153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55332153 - 2⁸ = 55331897 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55332157) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 2076 + ... + 10722.

It is an arithmetic number, because the mean of its divisors is an integer number (4185632).

Almost surely, 2^55332153 is an apocalyptic number.

It is an amenable number.

55332153 is a deficient number, since it is larger than the sum of its proper divisors (28380487).

55332153 is an equidigital number, since it uses as much as digits as its factorization.

55332153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8738 (or 8729 counting only the distinct ones).

The product of its digits is 6750, while the sum is 27.

The square root of 55332153 is about 7438.5585297153. The cubic root of 55332153 is about 381.0592629000.

The spelling of 55332153 in words is "fifty-five million, three hundred thirty-two thousand, one hundred fifty-three".