55500707218 has 32 divisors (see below), whose sum is σ = 93333135168. Its totient is φ = 24530184000.

The previous prime is 55500707209. The next prime is 55500707263. The reversal of 55500707218 is 81270700555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1311693 + ... + 1353343.

It is an arithmetic number, because the mean of its divisors is an integer number (2916660474).

Almost surely, 2^55500707218 is an apocalyptic number.

55500707218 is a deficient number, since it is larger than the sum of its proper divisors (37832427950).

55500707218 is a wasteful number, since it uses less digits than its factorization.

55500707218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43338.

The product of its (nonzero) digits is 98000, while the sum is 40.

The spelling of 55500707218 in words is "fifty-five billion, five hundred million, seven hundred seven thousand, two hundred eighteen".