55203310205 has 16 divisors (see below), whose sum is σ = 67662411264. Its totient is φ = 43217272320.

The previous prime is 55203310187. The next prime is 55203310247. The reversal of 55203310205 is 50201330255.

It is not a de Polignac number, because 55203310205 - 2⁸ = 55203309949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2961344 + ... + 2979926.

It is an arithmetic number, because the mean of its divisors is an integer number (4228900704).

Almost surely, 2^55203310205 is an apocalyptic number.

It is an amenable number.

55203310205 is a deficient number, since it is larger than the sum of its proper divisors (12459101059).

55203310205 is a wasteful number, since it uses less digits than its factorization.

55203310205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31276.

The product of its (nonzero) digits is 4500, while the sum is 26.

The spelling of 55203310205 in words is "fifty-five billion, two hundred three million, three hundred ten thousand, two hundred five".