5544556655 has 32 divisors (see below), whose sum is σ = 7329650688. Its totient is φ = 3992976000.

The previous prime is 5544556609. The next prime is 5544556657. The reversal of 5544556655 is 5566554455.

It is not a de Polignac number, because 5544556655 - 2⁸ = 5544556399 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5544556657) by changing a digit.

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

It is an upside-down number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2840930 + ... + 2842880.

It is an arithmetic number, because the mean of its divisors is an integer number (229051584).

Almost surely, 2^5544556655 is an apocalyptic number.

5544556655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5544556655 is a deficient number, since it is larger than the sum of its proper divisors (1785094033).

5544556655 is a wasteful number, since it uses less digits than its factorization.

5544556655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2447.

The product of its digits is 9000000, while the sum is 50.

The square root of 5544556655 is about 74461.7798269689. The cubic root of 5544556655 is about 1769.9280355262.

The spelling of 5544556655 in words is "five billion, five hundred forty-four million, five hundred fifty-six thousand, six hundred fifty-five".