5505312550 has 24 divisors (see below), whose sum is σ = 10241857872. Its totient is φ = 2201700000.

The previous prime is 5505312539. The next prime is 5505312551. The reversal of 5505312550 is 552135055.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5505312551) 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 11 ways as a sum of consecutive naturals, for example, 441400 + ... + 453700.

It is an arithmetic number, because the mean of its divisors is an integer number (426744078).

Almost surely, 2^5505312550 is an apocalyptic number.

5505312550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5505312550 is a deficient number, since it is larger than the sum of its proper divisors (4736545322).

5505312550 is a wasteful number, since it uses less digits than its factorization.

5505312550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21264 (or 21259 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 5505312550 is about 74197.7934308022. The cubic root of 5505312550 is about 1765.7423227127.

The spelling of 5505312550 in words is "five billion, five hundred five million, three hundred twelve thousand, five hundred fifty".