55443055 has 8 divisors (see below), whose sum is σ = 66571632. Its totient is φ = 44327808.

The previous prime is 55443053. The next prime is 55443061. The reversal of 55443055 is 55034455.

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 55443055 - 2¹ = 55443053 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 (55443053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14892 + ... + 18238.

It is an arithmetic number, because the mean of its divisors is an integer number (8321454).

Almost surely, 2^55443055 is an apocalyptic number.

55443055 is a deficient number, since it is larger than the sum of its proper divisors (11128577).

55443055 is a wasteful number, since it uses less digits than its factorization.

55443055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6665.

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 55443055 is about 7446.0093338647. The cubic root of 55443055 is about 381.3136781569.

The spelling of 55443055 in words is "fifty-five million, four hundred forty-three thousand, fifty-five".