5500505945 has 16 divisors (see below), whose sum is σ = 7255638720. Its totient is φ = 3969825600.

The previous prime is 5500505929. The next prime is 5500505957. The reversal of 5500505945 is 5495050055.

It is not a de Polignac number, because 5500505945 - 2⁴ = 5500505929 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5500505899 and 5500505908.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 374510 + ... + 388919.

It is an arithmetic number, because the mean of its divisors is an integer number (453477420).

Almost surely, 2^5500505945 is an apocalyptic number.

5500505945 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5500505945 is a deficient number, since it is larger than the sum of its proper divisors (1755132775).

5500505945 is a wasteful number, since it uses less digits than its factorization.

5500505945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763576.

The product of its (nonzero) digits is 112500, while the sum is 38.

The square root of 5500505945 is about 74165.3958730081. The cubic root of 5500505945 is about 1765.2282921273.

The spelling of 5500505945 in words is "five billion, five hundred million, five hundred five thousand, nine hundred forty-five".